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54255052444 = 2219237572751
BaseRepresentation
bin110010100001110110…
…100110011010011100
312012001010110020020211
4302201312212122130
51342103243134234
640531402022204
73630330223315
oct624166463234
9165033406224
1054255052444
1121011620a1a
12a621aa7964
135168482738
1428a98b760c
1516281eb164
hexca1da669c

54255052444 has 18 divisors (see below), whose sum is σ = 100206529584. Its totient is φ = 25699761000.

The previous prime is 54255052361. The next prime is 54255052513. The reversal of 54255052444 is 44425055245.

54255052444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×542550524442 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54255052397 and 54255052406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18784932 + ... + 18787819.

Almost surely, 254255052444 is an apocalyptic number.

It is an amenable number.

54255052444 is a deficient number, since it is larger than the sum of its proper divisors (45951477140).

54255052444 is a wasteful number, since it uses less digits than its factorization.

54255052444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37572793 (or 37572772 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 40.

The spelling of 54255052444 in words is "fifty-four billion, two hundred fifty-five million, fifty-two thousand, four hundred forty-four".

Divisors: 1 2 4 19 38 76 361 722 1444 37572751 75145502 150291004 713882269 1427764538 2855529076 13563763111 27127526222 54255052444