55641518542602 has 96 divisors (see below), whose sum is σ = 135381687517440. Its totient is φ = 16423474383360.

The previous prime is 55641518542601. The next prime is 55641518542627. The reversal of 55641518542602 is 20624581514655.

55641518542602 is a `hidden beast` number, since 5 + 5 + 6 + 4 + 15 + 18 + 5 + 4 + 2 + 602 = 666.

It is not an unprimeable number, because it can be changed into a prime (55641518542601) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64372902 + ... + 65231537.

It is an arithmetic number, because the mean of its divisors is an integer number (1410225911640).

Almost surely, 2^{55641518542602} is an apocalyptic number.

55641518542602 is an abundant number, since it is smaller than the sum of its proper divisors (79740168974838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55641518542602 is a wasteful number, since it uses less digits than its factorization.

55641518542602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129604548 (or 129604545 counting only the distinct ones).

The product of its (nonzero) digits is 11520000, while the sum is 54.

The spelling of 55641518542602 in words is "fifty-five trillion, six hundred forty-one billion, five hundred eighteen million, five hundred forty-two thousand, six hundred two".