53439206984 has 16 divisors (see below), whose sum is σ = 100723115520. Its totient is φ = 26579709520.

The previous prime is 53439206981. The next prime is 53439206999. The reversal of 53439206984 is 48960293435.

It is not an unprimeable number, because it can be changed into a prime (53439206981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17485124 + ... + 17488179.

It is an arithmetic number, because the mean of its divisors is an integer number (6295194720).

Almost surely, 2^53439206984 is an apocalyptic number.

It is an amenable number.

53439206984 is a deficient number, since it is larger than the sum of its proper divisors (47283908536).

53439206984 is a wasteful number, since it uses less digits than its factorization.

53439206984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34973500 (or 34973496 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 53439206984 in words is "fifty-three billion, four hundred thirty-nine million, two hundred six thousand, nine hundred eighty-four".