7313747487645 has 16 divisors (see below), whose sum is σ = 11866812826752. Its totient is φ = 3845726377920.

The previous prime is 7313747487637. The next prime is 7313747487773. The reversal of 7313747487645 is 5467847473137.

It is not a de Polignac number, because 7313747487645 - 2³ = 7313747487637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3433683202 + ... + 3433685331.

It is an arithmetic number, because the mean of its divisors is an integer number (741675801672).

Almost surely, 2^{7313747487645} is an apocalyptic number.

It is an amenable number.

7313747487645 is a deficient number, since it is larger than the sum of its proper divisors (4553065339107).

7313747487645 is a wasteful number, since it uses less digits than its factorization.

7313747487645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6867368612.

The product of its digits is 331914240, while the sum is 66.

The spelling of 7313747487645 in words is "seven trillion, three hundred thirteen billion, seven hundred forty-seven million, four hundred eighty-seven thousand, six hundred forty-five".