13252602064 has 40 divisors (see below), whose sum is σ = 28295154272. Its totient is φ = 5974335360.

The previous prime is 13252602037. The next prime is 13252602071. The reversal of 13252602064 is 46020625231.

It is a super-2 number, since 2×13252602064² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 731922 + ... + 749809.

Almost surely, 2^13252602064 is an apocalyptic number.

It is an amenable number.

13252602064 is an abundant number, since it is smaller than the sum of its proper divisors (15042552208).

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

13252602064 is a wasteful number, since it uses less digits than its factorization.

13252602064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481795 (or 1481789 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 13252602064 in words is "thirteen billion, two hundred fifty-two million, six hundred two thousand, sixty-four".