55406744304 has 40 divisors (see below), whose sum is σ = 143991200640. Its totient is φ = 18358319808.

The previous prime is 55406744221. The next prime is 55406744317. The reversal of 55406744304 is 40344760455.

It is a happy number.

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, 3447994 + ... + 3464025.

It is an arithmetic number, because the mean of its divisors is an integer number (3599780016).

Almost surely, 2^55406744304 is an apocalyptic number.

It is an amenable number.

55406744304 is an abundant number, since it is smaller than the sum of its proper divisors (88584456336).

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

55406744304 is a wasteful number, since it uses less digits than its factorization.

55406744304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6912197 (or 6912191 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 42.

The spelling of 55406744304 in words is "fifty-five billion, four hundred six million, seven hundred forty-four thousand, three hundred four".