55275525025 has 48 divisors (see below), whose sum is σ = 78856702848. Its totient is φ = 37650816000.

The previous prime is 55275525013. The next prime is 55275525073. The reversal of 55275525025 is 52052557255.

It is a de Polignac number, because none of the positive numbers 2^k-55275525025 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19441254 + ... + 19444096.

It is an arithmetic number, because the mean of its divisors is an integer number (1642847976).

Almost surely, 2^55275525025 is an apocalyptic number.

It is an amenable number.

55275525025 is a deficient number, since it is larger than the sum of its proper divisors (23581177823).

55275525025 is a wasteful number, since it uses less digits than its factorization.

55275525025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562 (or 3557 counting only the distinct ones).

The product of its (nonzero) digits is 875000, while the sum is 43.

The spelling of 55275525025 in words is "fifty-five billion, two hundred seventy-five million, five hundred twenty-five thousand, twenty-five".