12116165610 has 16 divisors (see below), whose sum is σ = 29078797536. Its totient is φ = 3230977488.

The previous prime is 12116165569. The next prime is 12116165629. The reversal of 12116165610 is 1656161121.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 403872187 = 12116165610 / (1 + 2 + 1 + 1 + 6 + 1 + 6 + 5 + 6 + 1 + 0).

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, 201936064 + ... + 201936123.

It is an arithmetic number, because the mean of its divisors is an integer number (1817424846).

Almost surely, 2^12116165610 is an apocalyptic number.

12116165610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12116165610 is an abundant number, since it is smaller than the sum of its proper divisors (16962631926).

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

12116165610 is a wasteful number, since it uses less digits than its factorization.

12116165610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403872197.

The product of its (nonzero) digits is 2160, while the sum is 30.

The spelling of 12116165610 in words is "twelve billion, one hundred sixteen million, one hundred sixty-five thousand, six hundred ten".