6957422813 has 4 divisors (see below), whose sum is σ = 7589915808. Its totient is φ = 6324929820.

The previous prime is 6957422809. The next prime is 6957422819. The reversal of 6957422813 is 3182247596.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6957422813 - 2² = 6957422809 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6957422819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316246481 + ... + 316246502.

It is an arithmetic number, because the mean of its divisors is an integer number (1897478952).

Almost surely, 2^6957422813 is an apocalyptic number.

It is an amenable number.

6957422813 is a deficient number, since it is larger than the sum of its proper divisors (632492995).

6957422813 is a wasteful number, since it uses less digits than its factorization.

6957422813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632492994.

The product of its digits is 725760, while the sum is 47.

The square root of 6957422813 is about 83411.1671960056. The cubic root of 6957422813 is about 1909.0448531529.

The spelling of 6957422813 in words is "six billion, nine hundred fifty-seven million, four hundred twenty-two thousand, eight hundred thirteen".