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61139336271052 = 221317620811114063
BaseRepresentation
bin11011110011011000111000…
…11010111001010011001100
322000110212022110120220020211
431321230130122321103030
531003201330041133202
6334011005012452204
715610112514440104
oct1571543432712314
9260425273526224
1061139336271052
1118532057475816
126a3526801a064
1328165510590a0
141115234196204
15710593b301d7
hex379b1c6b94cc

61139336271052 has 48 divisors (see below), whose sum is σ = 122004098681472. Its totient is φ = 26557812080640.

The previous prime is 61139336271043. The next prime is 61139336271059. The reversal of 61139336271052 is 25017263393116.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 61139336270987 and 61139336271005.

It is not an unprimeable number, because it can be changed into a prime (61139336271059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54322573 + ... + 55436635.

It is an arithmetic number, because the mean of its divisors is an integer number (2541752055864).

Almost surely, 261139336271052 is an apocalyptic number.

It is an amenable number.

61139336271052 is a deficient number, since it is larger than the sum of its proper divisors (60864762410420).

61139336271052 is a wasteful number, since it uses less digits than its factorization.

61139336271052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176178 (or 1176176 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 61139336271052 in words is "sixty-one trillion, one hundred thirty-nine billion, three hundred thirty-six million, two hundred seventy-one thousand, fifty-two".

Divisors: 1 2 4 13 17 26 34 52 68 221 442 884 62081 124162 248324 807053 1055377 1114063 1614106 2110754 2228126 3228212 4221508 4456252 13719901 14482819 18939071 27439802 28965638 37878142 54879604 57931276 75756284 246207923 492415846 984831692 69162145103 138324290206 276648580412 899107886339 1175756466751 1798215772678 2351512933502 3596431545356 4703025867004 15284834067763 30569668135526 61139336271052