13275701505720 has 128 divisors (see below), whose sum is σ = 46581408864000. Its totient is φ = 3353861427840.

The previous prime is 13275701505697. The next prime is 13275701505751. The reversal of 13275701505720 is 2750510757231.

13275701505720 is a `hidden beast` number, since 1 + 3 + 2 + 7 + 5 + 70 + 1 + 5 + 0 + 572 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 323461486 + ... + 323502525.

It is an arithmetic number, because the mean of its divisors is an integer number (363917256750).

Almost surely, 2^{13275701505720} is an apocalyptic number.

13275701505720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13275701505720 is an abundant number, since it is smaller than the sum of its proper divisors (33305707358280).

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

13275701505720 is a wasteful number, since it uses less digits than its factorization.

13275701505720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646964050 (or 646964040 counting only the distinct ones).

The product of its (nonzero) digits is 514500, while the sum is 45.

The spelling of 13275701505720 in words is "thirteen trillion, two hundred seventy-five billion, seven hundred one million, five hundred five thousand, seven hundred twenty".