55535401504 has 48 divisors (see below), whose sum is σ = 120034728576. Its totient is φ = 25082553600.

The previous prime is 55535401501. The next prime is 55535401601. The reversal of 55535401504 is 40510453555.

It is a happy number.

55535401504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55535401501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447192 + ... + 557719.

It is an arithmetic number, because the mean of its divisors is an integer number (2500723512).

Almost surely, 2^55535401504 is an apocalyptic number.

It is an amenable number.

55535401504 is an abundant number, since it is smaller than the sum of its proper divisors (64499327072).

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

55535401504 is a wasteful number, since it uses less digits than its factorization.

55535401504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005089 (or 1005081 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 55535401504 in words is "fifty-five billion, five hundred thirty-five million, four hundred one thousand, five hundred four".