55627745870 has 16 divisors (see below), whose sum is σ = 100689330960. Its totient is φ = 22126789824.

The previous prime is 55627745863. The next prime is 55627745891. The reversal of 55627745870 is 7854772655.

55627745870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55627745870² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15536687 + ... + 15540266.

It is an arithmetic number, because the mean of its divisors is an integer number (6293083185).

Almost surely, 2^55627745870 is an apocalyptic number.

55627745870 is a deficient number, since it is larger than the sum of its proper divisors (45061585090).

55627745870 is a wasteful number, since it uses less digits than its factorization.

55627745870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31077139.

The product of its (nonzero) digits is 16464000, while the sum is 56.

The spelling of 55627745870 in words is "fifty-five billion, six hundred twenty-seven million, seven hundred forty-five thousand, eight hundred seventy".