55572859927 has 16 divisors (see below), whose sum is σ = 60719984640. Its totient is φ = 50551048800.

The previous prime is 55572859891. The next prime is 55572859939. The reversal of 55572859927 is 72995827555.

It is a cyclic number.

It is not a de Polignac number, because 55572859927 - 2⁷ = 55572859799 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 (55572829927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2053152 + ... + 2080042.

It is an arithmetic number, because the mean of its divisors is an integer number (3794999040).

Almost surely, 2^55572859927 is an apocalyptic number.

55572859927 is a deficient number, since it is larger than the sum of its proper divisors (5147124713).

55572859927 is a wasteful number, since it uses less digits than its factorization.

55572859927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29214.

The product of its digits is 79380000, while the sum is 64.

The spelling of 55572859927 in words is "fifty-five billion, five hundred seventy-two million, eight hundred fifty-nine thousand, nine hundred twenty-seven".