55537016025 has 24 divisors (see below), whose sum is σ = 92927489760. Its totient is φ = 29262874240.

The previous prime is 55537016009. The next prime is 55537016027. The reversal of 55537016025 is 52061073555.

It is not a de Polignac number, because 55537016025 - 2⁴ = 55537016009 is a prime.

It is a super-2 number, since 2×55537016025² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55537016027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4454580 + ... + 4467029.

It is an arithmetic number, because the mean of its divisors is an integer number (3871978740).

Almost surely, 2^55537016025 is an apocalyptic number.

It is an amenable number.

55537016025 is a deficient number, since it is larger than the sum of its proper divisors (37390473735).

55537016025 is a wasteful number, since it uses less digits than its factorization.

55537016025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8921705 (or 8921700 counting only the distinct ones).

The product of its (nonzero) digits is 157500, while the sum is 39.

The spelling of 55537016025 in words is "fifty-five billion, five hundred thirty-seven million, sixteen thousand, twenty-five".