9618670408 has 16 divisors (see below), whose sum is σ = 18340686000. Its totient is φ = 4727820816.

The previous prime is 9618670393. The next prime is 9618670441. The reversal of 9618670408 is 8040768169.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10188798 + ... + 10189741.

It is an arithmetic number, because the mean of its divisors is an integer number (1146292875).

Almost surely, 2^9618670408 is an apocalyptic number.

It is an amenable number.

9618670408 is a deficient number, since it is larger than the sum of its proper divisors (8722015592).

9618670408 is a wasteful number, since it uses less digits than its factorization.

9618670408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20378604 (or 20378600 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 9618670408 is about 98074.8204586682. The cubic root of 9618670408 is about 2126.6940425957.

The spelling of 9618670408 in words is "nine billion, six hundred eighteen million, six hundred seventy thousand, four hundred eight".