55531806333260 has 24 divisors (see below), whose sum is σ = 116617092715536. Its totient is φ = 22212665501760.

The previous prime is 55531806333203. The next prime is 55531806333277. The reversal of 55531806333260 is 6233360813555.

It is a junction number, because it is equal to n+sod(n) for n = 55531806333199 and 55531806333208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4911479 + ... + 11626961.

It is an arithmetic number, because the mean of its divisors is an integer number (4859045529814).

Almost surely, 2^{55531806333260} is an apocalyptic number.

It is an amenable number.

55531806333260 is an abundant number, since it is smaller than the sum of its proper divisors (61085286382276).

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

55531806333260 is a wasteful number, since it uses less digits than its factorization.

55531806333260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7128953 (or 7128951 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 50.

The spelling of 55531806333260 in words is "fifty-five trillion, five hundred thirty-one billion, eight hundred six million, three hundred thirty-three thousand, two hundred sixty".