13660115552 has 12 divisors (see below), whose sum is σ = 26893352556. Its totient is φ = 6830057760.

The previous prime is 13660115477. The next prime is 13660115617. The reversal of 13660115552 is 25551106631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213439274 + ... + 213439337.

It is an arithmetic number, because the mean of its divisors is an integer number (2241112713).

Almost surely, 2^13660115552 is an apocalyptic number.

It is an amenable number.

13660115552 is a deficient number, since it is larger than the sum of its proper divisors (13233237004).

13660115552 is an equidigital number, since it uses as much as digits as its factorization.

13660115552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426878621 (or 426878613 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 13660115552 in words is "thirteen billion, six hundred sixty million, one hundred fifteen thousand, five hundred fifty-two".