48404321538 has 32 divisors (see below), whose sum is σ = 97389838080. Its totient is φ = 16038153600.

The previous prime is 48404321521. The next prime is 48404321621. The reversal of 48404321538 is 83512340484.

It is a self number, because there is not a number n which added to its sum of digits gives 48404321538.

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, 768438 + ... + 829038.

It is an arithmetic number, because the mean of its divisors is an integer number (3043432440).

Almost surely, 2^48404321538 is an apocalyptic number.

48404321538 is an abundant number, since it is smaller than the sum of its proper divisors (48985516542).

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

48404321538 is a wasteful number, since it uses less digits than its factorization.

48404321538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61402.

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 48404321538 in words is "forty-eight billion, four hundred four million, three hundred twenty-one thousand, five hundred thirty-eight".