13532120544 has 48 divisors (see below), whose sum is σ = 35573997312. Its totient is φ = 4504080768.

The previous prime is 13532120461. The next prime is 13532120579. The reversal of 13532120544 is 44502123531.

It is a tau number, because it is divible by the number of its divisors (48).

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, 37624 + ... + 168759.

It is an arithmetic number, because the mean of its divisors is an integer number (741124944).

Almost surely, 2^13532120544 is an apocalyptic number.

It is an amenable number.

13532120544 is an abundant number, since it is smaller than the sum of its proper divisors (22041876768).

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

13532120544 is a wasteful number, since it uses less digits than its factorization.

13532120544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207079 (or 207071 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 13532120544 in words is "thirteen billion, five hundred thirty-two million, one hundred twenty thousand, five hundred forty-four".