55304587944 has 64 divisors (see below), whose sum is σ = 157196529600. Its totient is φ = 18006141888.

The previous prime is 55304587939. The next prime is 55304587951. The reversal of 55304587944 is 44978540355.

It is a happy number.

55304587944 is a `hidden beast` number, since 5 + 53 + 0 + 4 + 587 + 9 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2967919 + ... + 2986494.

It is an arithmetic number, because the mean of its divisors is an integer number (2456195775).

Almost surely, 2^55304587944 is an apocalyptic number.

55304587944 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

55304587944 is an abundant number, since it is smaller than the sum of its proper divisors (101891941656).

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

55304587944 is a wasteful number, since it uses less digits than its factorization.

55304587944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5954471 (or 5954461 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 54.

The spelling of 55304587944 in words is "fifty-five billion, three hundred four million, five hundred eighty-seven thousand, nine hundred forty-four".