55002165600 has 144 divisors (see below), whose sum is σ = 185205802320. Its totient is φ = 14161459200.

The previous prime is 55002165593. The next prime is 55002165611. The reversal of 55002165600 is 656120055.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 325531 + ... + 464730.

It is an arithmetic number, because the mean of its divisors is an integer number (1286151405).

Almost surely, 2^55002165600 is an apocalyptic number.

55002165600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55002165600 is an abundant number, since it is smaller than the sum of its proper divisors (130203636720).

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

55002165600 is a wasteful number, since it uses less digits than its factorization.

55002165600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790313 (or 790300 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 55002165600 its reverse (656120055), we get a palindrome (55658285655).

The spelling of 55002165600 in words is "fifty-five billion, two million, one hundred sixty-five thousand, six hundred".