13465632516 has 48 divisors (see below), whose sum is σ = 36414120960. Its totient is φ = 3793134240.

The previous prime is 13465632511. The next prime is 13465632529. The reversal of 13465632516 is 61523656431.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (13465632511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122946 + ... + 1134873.

It is an arithmetic number, because the mean of its divisors is an integer number (758627520).

Almost surely, 2^13465632516 is an apocalyptic number.

It is an amenable number.

13465632516 is an abundant number, since it is smaller than the sum of its proper divisors (22948488444).

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

13465632516 is a wasteful number, since it uses less digits than its factorization.

13465632516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257904 (or 2257902 counting only the distinct ones).

The product of its digits is 388800, while the sum is 42.

The spelling of 13465632516 in words is "thirteen billion, four hundred sixty-five million, six hundred thirty-two thousand, five hundred sixteen".