13531140552 has 32 divisors (see below), whose sum is σ = 33839863200. Its totient is φ = 4508778624.

The previous prime is 13531140517. The next prime is 13531140583. The reversal of 13531140552 is 25504113531.

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, 30102 + ... + 167237.

It is an arithmetic number, because the mean of its divisors is an integer number (1057495725).

Almost surely, 2^13531140552 is an apocalyptic number.

13531140552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13531140552 is an abundant number, since it is smaller than the sum of its proper divisors (20308722648).

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

13531140552 is a wasteful number, since it uses less digits than its factorization.

13531140552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200205 (or 200201 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 13531140552 in words is "thirteen billion, five hundred thirty-one million, one hundred forty thousand, five hundred fifty-two".