55427047332 has 24 divisors (see below), whose sum is σ = 129894542400. Its totient is φ = 18395001696.

The previous prime is 55427047327. The next prime is 55427047363. The reversal of 55427047332 is 23374072455.

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, 10082232 + ... + 10087727.

It is an arithmetic number, because the mean of its divisors is an integer number (5412272600).

Almost surely, 2^55427047332 is an apocalyptic number.

It is an amenable number.

55427047332 is an abundant number, since it is smaller than the sum of its proper divisors (74467495068).

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

55427047332 is a wasteful number, since it uses less digits than its factorization.

55427047332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20170195 (or 20170193 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 42.

The spelling of 55427047332 in words is "fifty-five billion, four hundred twenty-seven million, forty-seven thousand, three hundred thirty-two".