55304704404 has 36 divisors (see below), whose sum is σ = 147155794240. Its totient is φ = 17464643280.

The previous prime is 55304704387. The next prime is 55304704421. The reversal of 55304704404 is 40440740355.

It is an interprime number because it is at equal distance from previous prime (55304704387) and next prime (55304704421).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×55304704404² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40426732 + ... + 40428099.

Almost surely, 2^55304704404 is an apocalyptic number.

It is an amenable number.

55304704404 is an abundant number, since it is smaller than the sum of its proper divisors (91851089836).

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

55304704404 is a wasteful number, since it uses less digits than its factorization.

55304704404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80854860 (or 80854855 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

The spelling of 55304704404 in words is "fifty-five billion, three hundred four million, seven hundred four thousand, four hundred four".