55542056232 has 64 divisors (see below), whose sum is σ = 151987772160. Its totient is φ = 16809696000.

The previous prime is 55542056231. The next prime is 55542056239. The reversal of 55542056232 is 23265024555.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (55542056231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1440144 + ... + 1478207.

It is an arithmetic number, because the mean of its divisors is an integer number (2374808940).

Almost surely, 2^55542056232 is an apocalyptic number.

55542056232 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55542056232 is an abundant number, since it is smaller than the sum of its proper divisors (96445715928).

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

55542056232 is a wasteful number, since it uses less digits than its factorization.

55542056232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2918434 (or 2918430 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 55542056232 in words is "fifty-five billion, five hundred forty-two million, fifty-six thousand, two hundred thirty-two".