13537839634480 has 120 divisors (see below), whose sum is σ = 36624559128192. Its totient is φ = 4640248359936.

The previous prime is 13537839634439. The next prime is 13537839634573. The reversal of 13537839634480 is 8443693873531.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13603969 + ... + 14565151.

Almost surely, 2^{13537839634480} is an apocalyptic number.

13537839634480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13537839634480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18312279564096).

13537839634480 is an abundant number, since it is smaller than the sum of its proper divisors (23086719493712).

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

13537839634480 is a wasteful number, since it uses less digits than its factorization.

13537839634480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964803 (or 964790 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 64.

The spelling of 13537839634480 in words is "thirteen trillion, five hundred thirty-seven billion, eight hundred thirty-nine million, six hundred thirty-four thousand, four hundred eighty".