13660545360652 has 12 divisors (see below), whose sum is σ = 23994824101920. Its totient is φ = 6804881331536.

The previous prime is 13660545360619. The next prime is 13660545360713. The reversal of 13660545360652 is 25606354506631.

It is a super-2 number, since 2×13660545360652² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13660545360652.

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, 6347835988 + ... + 6347838139.

It is an arithmetic number, because the mean of its divisors is an integer number (1999568675160).

Almost surely, 2^{13660545360652} is an apocalyptic number.

It is an amenable number.

13660545360652 is a deficient number, since it is larger than the sum of its proper divisors (10334278741268).

13660545360652 is a wasteful number, since it uses less digits than its factorization.

13660545360652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12695674400 (or 12695674398 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 52.

The spelling of 13660545360652 in words is "thirteen trillion, six hundred sixty billion, five hundred forty-five million, three hundred sixty thousand, six hundred fifty-two".