55525308057 has 8 divisors (see below), whose sum is σ = 82259715680. Its totient is φ = 37016872020.

The previous prime is 55525308053. The next prime is 55525308071. The reversal of 55525308057 is 75080352555.

It is not a de Polignac number, because 55525308057 - 2² = 55525308053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55525308053) 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, 1028246419 + ... + 1028246472.

It is an arithmetic number, because the mean of its divisors is an integer number (10282464460).

Almost surely, 2^55525308057 is an apocalyptic number.

It is an amenable number.

55525308057 is a deficient number, since it is larger than the sum of its proper divisors (26734407623).

55525308057 is a wasteful number, since it uses less digits than its factorization.

55525308057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056492900 (or 2056492894 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 45.

The spelling of 55525308057 in words is "fifty-five billion, five hundred twenty-five million, three hundred eight thousand, fifty-seven".