55004120232 has 16 divisors (see below), whose sum is σ = 137510300640. Its totient is φ = 18334706736.

The previous prime is 55004120231. The next prime is 55004120233. The reversal of 55004120232 is 23202140055.

It is an interprime number because it is at equal distance from previous prime (55004120231) and next prime (55004120233).

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 2291838343 = 55004120232 / (5 + 5 + 0 + 0 + 4 + 1 + 2 + 0 + 2 + 3 + 2).

It is not an unprimeable number, because it can be changed into a prime (55004120231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1145919148 + ... + 1145919195.

It is an arithmetic number, because the mean of its divisors is an integer number (8594393790).

Almost surely, 2^55004120232 is an apocalyptic number.

It is an amenable number.

55004120232 is an abundant number, since it is smaller than the sum of its proper divisors (82506180408).

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

55004120232 is a wasteful number, since it uses less digits than its factorization.

55004120232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291838352 (or 2291838348 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 55004120232 its reverse (23202140055), we get a palindrome (78206260287).

The spelling of 55004120232 in words is "fifty-five billion, four million, one hundred twenty thousand, two hundred thirty-two".