13662112615 has 8 divisors (see below), whose sum is σ = 16395638688. Its totient is φ = 10928954400.

The previous prime is 13662112567. The next prime is 13662112649. The reversal of 13662112615 is 51621126631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13662112615 - 2⁷ = 13662112487 is a prime.

It is a super-2 number, since 2×13662112615² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2307 + ... + 165316.

It is an arithmetic number, because the mean of its divisors is an integer number (2049454836).

Almost surely, 2^13662112615 is an apocalyptic number.

13662112615 is a deficient number, since it is larger than the sum of its proper divisors (2733526073).

13662112615 is a wasteful number, since it uses less digits than its factorization.

13662112615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183929.

The product of its digits is 12960, while the sum is 34.

The spelling of 13662112615 in words is "thirteen billion, six hundred sixty-two million, one hundred twelve thousand, six hundred fifteen".