5439998039796 has 18 divisors (see below), whose sum is σ = 13751106156242. Its totient is φ = 1813332679920.

The previous prime is 5439998039753. The next prime is 5439998039837. The reversal of 5439998039796 is 6979308999345.

5439998039796 is a `hidden beast` number, since 5 + 439 + 9 + 9 + 8 + 0 + 3 + 97 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5420422112400 + 19575927396 = 2328180^2 + 139914^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75555528295 + ... + 75555528366.

Almost surely, 2^{5439998039796} is an apocalyptic number.

It is an amenable number.

5439998039796 is an abundant number, since it is smaller than the sum of its proper divisors (8311108116446).

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

5439998039796 is a wasteful number, since it uses less digits than its factorization.

5439998039796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151111056671 (or 151111056666 counting only the distinct ones).

The product of its (nonzero) digits is 3571283520, while the sum is 81.

The spelling of 5439998039796 in words is "five trillion, four hundred thirty-nine billion, nine hundred ninety-eight million, thirty-nine thousand, seven hundred ninety-six".