5206389986 has 16 divisors (see below), whose sum is σ = 9313294464. Its totient is φ = 2134296384.

The previous prime is 5206389973. The next prime is 5206390037. The reversal of 5206389986 is 6899836025.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8084135 + ... + 8084778.

It is an arithmetic number, because the mean of its divisors is an integer number (582080904).

Almost surely, 2^5206389986 is an apocalyptic number.

5206389986 is a deficient number, since it is larger than the sum of its proper divisors (4106904478).

5206389986 is a wasteful number, since it uses less digits than its factorization.

5206389986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16168945.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The square root of 5206389986 is about 72155.3184872744. The cubic root of 5206389986 is about 1733.1875683717.

The spelling of 5206389986 in words is "five billion, two hundred six million, three hundred eighty-nine thousand, nine hundred eighty-six".