7313167640 has 32 divisors (see below), whose sum is σ = 17320662000. Its totient is φ = 2771305344.

The previous prime is 7313167613. The next prime is 7313167669. The reversal of 7313167640 is 467613137.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 7313167594 and 7313167603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4810535 + ... + 4812054.

Almost surely, 2^7313167640 is an apocalyptic number.

It is an amenable number.

7313167640 is an abundant number, since it is smaller than the sum of its proper divisors (10007494360).

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

7313167640 is a wasteful number, since it uses less digits than its factorization.

7313167640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9622619 (or 9622615 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 7313167640 is about 85517.0605201091. The cubic root of 7313167640 is about 1941.0430887542.

The spelling of 7313167640 in words is "seven billion, three hundred thirteen million, one hundred sixty-seven thousand, six hundred forty".