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55492282625 = 531334149097
BaseRepresentation
bin110011101011100110…
…010000100100000001
312022020100112000222212
4303223212100210001
51402122011021000
641254240111505
74003102422353
oct635346204401
9168210460885
1055492282625
1121596a462aa
12a908305595
1353048b0ac0
142985d390d3
15169bb3cc35
hexceb990901

55492282625 has 16 divisors (see below), whose sum is σ = 74581630032. Its totient is φ = 40978915200.

The previous prime is 55492282591. The next prime is 55492282627. The reversal of 55492282625 is 52628229455.

It is a Cunningham number, because it is equal to 2355682+1.

It can be written as a sum of positive squares in 8 ways, for example, as 47283197809 + 8209084816 = 217447^2 + 90604^2 .

It is not a de Polignac number, because 55492282625 - 214 = 55492266241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55492282627) 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, 17072924 + ... + 17076173.

It is an arithmetic number, because the mean of its divisors is an integer number (4661351877).

Almost surely, 255492282625 is an apocalyptic number.

It is an amenable number.

55492282625 is a deficient number, since it is larger than the sum of its proper divisors (19089347407).

55492282625 is a wasteful number, since it uses less digits than its factorization.

55492282625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34149125 (or 34149115 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 50.

The spelling of 55492282625 in words is "fifty-five billion, four hundred ninety-two million, two hundred eighty-two thousand, six hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 34149097 170745485 443938261 853727425 2219691305 4268637125 11098456525 55492282625