13056373621530 has 128 divisors (see below), whose sum is σ = 35942106101760. Its totient is φ = 3369201039360.

The previous prime is 13056373621493. The next prime is 13056373621547. The reversal of 13056373621530 is 3512637365031.

13056373621530 is a `hidden beast` number, since 1 + 3 + 0 + 5 + 63 + 7 + 36 + 21 + 530 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 217732312 + ... + 217792268.

It is an arithmetic number, because the mean of its divisors is an integer number (280797703920).

Almost surely, 2^{13056373621530} is an apocalyptic number.

13056373621530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13056373621530 is an abundant number, since it is smaller than the sum of its proper divisors (22885732480230).

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

13056373621530 is a wasteful number, since it uses less digits than its factorization.

13056373621530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86021 (or 86015 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 45.

The spelling of 13056373621530 in words is "thirteen trillion, fifty-six billion, three hundred seventy-three million, six hundred twenty-one thousand, five hundred thirty".