13564125026240 has 56 divisors (see below), whose sum is σ = 32300051916912. Its totient is φ = 5425569515520.

The previous prime is 13564125026237. The next prime is 13564125026251. The reversal of 13564125026240 is 4262052146531.

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, 24292595 + ... + 24844685.

Almost surely, 2^{13564125026240} is an apocalyptic number.

13564125026240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13564125026240 is an abundant number, since it is smaller than the sum of its proper divisors (18735926890672).

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

13564125026240 is an equidigital number, since it uses as much as digits as its factorization.

13564125026240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628885 (or 628875 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 13564125026240 in words is "thirteen trillion, five hundred sixty-four billion, one hundred twenty-five million, twenty-six thousand, two hundred forty".