11617645116 has 72 divisors (see below), whose sum is σ = 34052851840. Its totient is φ = 3017567520.

The previous prime is 11617645093. The next prime is 11617645201. The reversal of 11617645116 is 61154671611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 561346 + ... + 581673.

Almost surely, 2^11617645116 is an apocalyptic number.

It is an amenable number.

11617645116 is an abundant number, since it is smaller than the sum of its proper divisors (22435206724).

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

11617645116 is a wasteful number, since it uses less digits than its factorization.

11617645116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143055 (or 1143042 counting only the distinct ones).

The product of its digits is 30240, while the sum is 39.

The spelling of 11617645116 in words is "eleven billion, six hundred seventeen million, six hundred forty-five thousand, one hundred sixteen".