13502013405540 has 96 divisors (see below), whose sum is σ = 41299244872704. Its totient is φ = 3268712895360.

The previous prime is 13502013405539. The next prime is 13502013405563. The reversal of 13502013405540 is 4550431020531.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13590054 + ... + 14549693.

It is an arithmetic number, because the mean of its divisors is an integer number (430200467424).

Almost surely, 2^{13502013405540} is an apocalyptic number.

13502013405540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13502013405540 is an abundant number, since it is smaller than the sum of its proper divisors (27797231467164).

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

13502013405540 is a wasteful number, since it uses less digits than its factorization.

13502013405540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28140497 (or 28140495 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 13502013405540 in words is "thirteen trillion, five hundred two billion, thirteen million, four hundred five thousand, five hundred forty".