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55613452007 = 467824314447
BaseRepresentation
bin110011110010110100…
…011110111011100111
312022112210112002010202
4303302310132323213
51402344020431012
641314245141115
74006103354021
oct636264367347
9168483462122
1055613452007
1121649386693
12a9409ba79b
135323a27069
14299807b011
1516a75c4cc2
hexcf2d1eee7

55613452007 has 8 divisors (see below), whose sum is σ = 55743158016. Its totient is φ = 55483792312.

The previous prime is 55613451973. The next prime is 55613452009. The reversal of 55613452007 is 70025431655.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55613452007 - 210 = 55613450983 is a prime.

It is a super-3 number, since 3×556134520073 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55613452009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3842258 + ... + 3856704.

It is an arithmetic number, because the mean of its divisors is an integer number (6967894752).

Almost surely, 255613452007 is an apocalyptic number.

55613452007 is a deficient number, since it is larger than the sum of its proper divisors (129706009).

55613452007 is a wasteful number, since it uses less digits than its factorization.

55613452007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23157.

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 55613452007 in words is "fifty-five billion, six hundred thirteen million, four hundred fifty-two thousand, seven".

Divisors: 1 467 8243 14447 3849481 6746749 119086621 55613452007