13540552512 has 56 divisors (see below), whose sum is σ = 35886761856. Its totient is φ = 4505868288.

The previous prime is 13540552499. The next prime is 13540552549. The reversal of 13540552512 is 21525504531.

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, 54393 + ... + 173319.

Almost surely, 2^13540552512 is an apocalyptic number.

13540552512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13540552512 is an abundant number, since it is smaller than the sum of its proper divisors (22346209344).

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

13540552512 is a wasteful number, since it uses less digits than its factorization.

13540552512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119535 (or 119525 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 13540552512 in words is "thirteen billion, five hundred forty million, five hundred fifty-two thousand, five hundred twelve".