55655123 has 8 divisors (see below), whose sum is σ = 59155200. Its totient is φ = 52212168.

The previous prime is 55655111. The next prime is 55655129. The reversal of 55655123 is 32155655.

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 55655123 - 2⁴ = 55655107 is a prime.

It is a super-2 number, since 2×55655123² = 6194985432290258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55655123.

It is not an unprimeable number, because it can be changed into a prime (55655129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12263 + ... + 16176.

It is an arithmetic number, because the mean of its divisors is an integer number (7394400).

Almost surely, 2^55655123 is an apocalyptic number.

55655123 is a deficient number, since it is larger than the sum of its proper divisors (3500077).

55655123 is a wasteful number, since it uses less digits than its factorization.

55655123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28561.

The product of its digits is 22500, while the sum is 32.

The square root of 55655123 is about 7460.2361222685. The cubic root of 55655123 is about 381.7992306835.

The spelling of 55655123 in words is "fifty-five million, six hundred fifty-five thousand, one hundred twenty-three".