13265645760 has 84 divisors (see below), whose sum is σ = 45628303968. Its totient is φ = 3537504768.

The previous prime is 13265645741. The next prime is 13265645773. The reversal of 13265645760 is 6754656231.

13265645760 is a `hidden beast` number, since 1 + 3 + 26 + 56 + 4 + 576 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2300184 + ... + 2305943.

Almost surely, 2^13265645760 is an apocalyptic number.

13265645760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13265645760 is an abundant number, since it is smaller than the sum of its proper divisors (32362658208).

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

13265645760 is a wasteful number, since it uses less digits than its factorization.

13265645760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4606150 (or 4606137 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 13265645760 in words is "thirteen billion, two hundred sixty-five million, six hundred forty-five thousand, seven hundred sixty".