986617165563 has 12 divisors (see below), whose sum is σ = 1463630270128. Its totient is φ = 639967890960.

The previous prime is 986617165553. The next prime is 986617165609. The reversal of 986617165563 is 365561716689.

986617165563 is a `hidden beast` number, since 9 + 8 + 6 + 6 + 1 + 7 + 1 + 65 + 563 = 666.

It is not a de Polignac number, because 986617165563 - 2⁵ = 986617165531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 986617165563.

It is not an unprimeable number, because it can be changed into a prime (986617165543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1481406823 + ... + 1481407488.

Almost surely, 2^986617165563 is an apocalyptic number.

986617165563 is a deficient number, since it is larger than the sum of its proper divisors (477013104565).

986617165563 is a wasteful number, since it uses less digits than its factorization.

986617165563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962814354 (or 2962814351 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 63.

The spelling of 986617165563 in words is "nine hundred eighty-six billion, six hundred seventeen million, one hundred sixty-five thousand, five hundred sixty-three".