13033538745720 has 128 divisors (see below), whose sum is σ = 41795781027840. Its totient is φ = 3243411522560.

The previous prime is 13033538745719. The next prime is 13033538745737. The reversal of 13033538745720 is 2754783533031.

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, 57475824 + ... + 57702143.

It is an arithmetic number, because the mean of its divisors is an integer number (326529539280).

Almost surely, 2^{13033538745720} is an apocalyptic number.

13033538745720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13033538745720 is an abundant number, since it is smaller than the sum of its proper divisors (28762242282120).

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

13033538745720 is a wasteful number, since it uses less digits than its factorization.

13033538745720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115178045 (or 115178041 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 51.

The spelling of 13033538745720 in words is "thirteen trillion, thirty-three billion, five hundred thirty-eight million, seven hundred forty-five thousand, seven hundred twenty".