13564240232380 has 96 divisors (see below), whose sum is σ = 29024811648000. Its totient is φ = 5323229160960.

The previous prime is 13564240232303. The next prime is 13564240232381. The reversal of 13564240232380 is 8323204246531.

It is a super-2 number, since 2×13564240232380² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13564240232381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1687300401 + ... + 1687308439.

It is an arithmetic number, because the mean of its divisors is an integer number (302341788000).

Almost surely, 2^{13564240232380} is an apocalyptic number.

13564240232380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13564240232380 is an abundant number, since it is smaller than the sum of its proper divisors (15460571415620).

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

13564240232380 is a wasteful number, since it uses less digits than its factorization.

13564240232380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10747 (or 10745 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 13564240232380 in words is "thirteen trillion, five hundred sixty-four billion, two hundred forty million, two hundred thirty-two thousand, three hundred eighty".