54438863852 has 48 divisors (see below), whose sum is σ = 101893946112. Its totient is φ = 25393156800.

The previous prime is 54438863839. The next prime is 54438863891. The reversal of 54438863852 is 25836883445.

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, 578843 + ... + 666285.

It is an arithmetic number, because the mean of its divisors is an integer number (2122790544).

Almost surely, 2^54438863852 is an apocalyptic number.

It is an amenable number.

54438863852 is a deficient number, since it is larger than the sum of its proper divisors (47455082260).

54438863852 is a wasteful number, since it uses less digits than its factorization.

54438863852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87638 (or 87636 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 56.

The spelling of 54438863852 in words is "fifty-four billion, four hundred thirty-eight million, eight hundred sixty-three thousand, eight hundred fifty-two".