13527986739820 has 24 divisors (see below), whose sum is σ = 32467168175904. Its totient is φ = 4638166882176.

The previous prime is 13527986739781. The next prime is 13527986739829. The reversal of 13527986739820 is 2893768972531.

13527986739820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is a self number, because there is not a number n which added to its sum of digits gives 13527986739820.

It is not an unprimeable number, because it can be changed into a prime (13527986739829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48314238217 + ... + 48314238496.

It is an arithmetic number, because the mean of its divisors is an integer number (1352798673996).

Almost surely, 2^{13527986739820} is an apocalyptic number.

13527986739820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13527986739820 is an abundant number, since it is smaller than the sum of its proper divisors (18939181436084).

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

13527986739820 is a wasteful number, since it uses less digits than its factorization.

13527986739820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96628476729 (or 96628476727 counting only the distinct ones).

The product of its (nonzero) digits is 274337280, while the sum is 70.

The spelling of 13527986739820 in words is "thirteen trillion, five hundred twenty-seven billion, nine hundred eighty-six million, seven hundred thirty-nine thousand, eight hundred twenty".