13045727174640 has 40 divisors (see below), whose sum is σ = 40441754242128. Its totient is φ = 3478860579840.

The previous prime is 13045727174639. The next prime is 13045727174707. The reversal of 13045727174640 is 4647172754031.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27178598041 + ... + 27178598520.

Almost surely, 2^{13045727174640} is an apocalyptic number.

13045727174640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13045727174640 is an abundant number, since it is smaller than the sum of its proper divisors (27396027067488).

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

13045727174640 is a wasteful number, since it uses less digits than its factorization.

13045727174640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54357196577 (or 54357196571 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 13045727174640 in words is "thirteen trillion, forty-five billion, seven hundred twenty-seven million, one hundred seventy-four thousand, six hundred forty".