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55113612677 = 643311927481
BaseRepresentation
bin110011010101000001…
…101111110110000101
312021020221222121110222
4303111001233312011
51400333041101202
641152511554125
73660523656344
oct632501576605
9167227877428
1055113612677
1121412219a32
12a82152b945
1352742ca146
14294b927b5b
15167878e4a2
hexcd506fd85

55113612677 has 8 divisors (see below), whose sum is σ = 55219032960. Its totient is φ = 55008254880.

The previous prime is 55113612661. The next prime is 55113612691. The reversal of 55113612677 is 77621631155.

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 55113612677 - 24 = 55113612661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55113692677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1991777 + ... + 2019257.

It is an arithmetic number, because the mean of its divisors is an integer number (6902379120).

Almost surely, 255113612677 is an apocalyptic number.

It is an amenable number.

55113612677 is a deficient number, since it is larger than the sum of its proper divisors (105420283).

55113612677 is a wasteful number, since it uses less digits than its factorization.

55113612677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31243.

The product of its digits is 264600, while the sum is 44.

The spelling of 55113612677 in words is "fifty-five billion, one hundred thirteen million, six hundred twelve thousand, six hundred seventy-seven".

Divisors: 1 643 3119 27481 2005517 17670283 85713239 55113612677