55553256632 has 32 divisors (see below), whose sum is σ = 108896810400. Its totient is φ = 26568902272.

The previous prime is 55553256623. The next prime is 55553256691. The reversal of 55553256632 is 23665235555.

It is a congruent number.

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, 188033 + ... + 382704.

It is an arithmetic number, because the mean of its divisors is an integer number (3403025325).

Almost surely, 2^55553256632 is an apocalyptic number.

It is an amenable number.

55553256632 is a deficient number, since it is larger than the sum of its proper divisors (53343553768).

55553256632 is an equidigital number, since it uses as much as digits as its factorization.

55553256632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570812 (or 570762 counting only the distinct ones).

The product of its digits is 4050000, while the sum is 47.

The spelling of 55553256632 in words is "fifty-five billion, five hundred fifty-three million, two hundred fifty-six thousand, six hundred thirty-two".