13315604652 has 36 divisors (see below), whose sum is σ = 38467303056. Its totient is φ = 3804458400.

The previous prime is 13315604651. The next prime is 13315604669. The reversal of 13315604652 is 25640651331.

13315604652 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 560 + 46 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×13315604652² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (13315604651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26419599 + ... + 26420102.

It is an arithmetic number, because the mean of its divisors is an integer number (1068536196).

Almost surely, 2^13315604652 is an apocalyptic number.

13315604652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13315604652 is an abundant number, since it is smaller than the sum of its proper divisors (25151698404).

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

13315604652 is a wasteful number, since it uses less digits than its factorization.

13315604652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52839718 (or 52839713 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 13315604652 in words is "thirteen billion, three hundred fifteen million, six hundred four thousand, six hundred fifty-two".