55864904425123 has 4 divisors (see below), whose sum is σ = 57666998116288. Its totient is φ = 54062810733960.

The previous prime is 55864904425087. The next prime is 55864904425133. The reversal of 55864904425123 is 32152440946855.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55864904425123 is a prime.

It is a super-2 number, since 2×55864904425123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55864904425133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901046845536 + ... + 901046845597.

It is an arithmetic number, because the mean of its divisors is an integer number (14416749529072).

Almost surely, 2^{55864904425123} is an apocalyptic number.

55864904425123 is a deficient number, since it is larger than the sum of its proper divisors (1802093691165).

55864904425123 is a wasteful number, since it uses less digits than its factorization.

55864904425123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802093691164.

The product of its (nonzero) digits is 41472000, while the sum is 58.

The spelling of 55864904425123 in words is "fifty-five trillion, eight hundred sixty-four billion, nine hundred four million, four hundred twenty-five thousand, one hundred twenty-three".