5209696779084 has 36 divisors (see below), whose sum is σ = 15050235140304. Its totient is φ = 1488484793952.

The previous prime is 5209696779031. The next prime is 5209696779187. The reversal of 5209696779084 is 4809776969025.

5209696779084 is a `hidden beast` number, since 520 + 9 + 6 + 9 + 6 + 7 + 7 + 90 + 8 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10336699707 + ... + 10336700210.

Almost surely, 2^{5209696779084} is an apocalyptic number.

It is an amenable number.

5209696779084 is an abundant number, since it is smaller than the sum of its proper divisors (9840538361220).

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

5209696779084 is a wasteful number, since it uses less digits than its factorization.

5209696779084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20673399934 (or 20673399929 counting only the distinct ones).

The product of its (nonzero) digits is 411505920, while the sum is 72.

The spelling of 5209696779084 in words is "five trillion, two hundred nine billion, six hundred ninety-six million, seven hundred seventy-nine thousand, eighty-four".