6315427892 has 12 divisors (see below), whose sum is σ = 11052648516. Its totient is φ = 3157528320.

The previous prime is 6315427891. The next prime is 6315427897. The reversal of 6315427892 is 2987245136.

It can be written as a sum of positive squares in 2 ways, for example, as 4034028196 + 2281399696 = 63514^2 + 47764^2 .

It is a super-3 number, since 3×6315427892³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6315427891) 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, 54542 + ... + 124922.

It is an arithmetic number, because the mean of its divisors is an integer number (921054043).

Almost surely, 2^6315427892 is an apocalyptic number.

It is an amenable number.

6315427892 is a deficient number, since it is larger than the sum of its proper divisors (4737220624).

6315427892 is a wasteful number, since it uses less digits than its factorization.

6315427892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92818 (or 92816 counting only the distinct ones).

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

The square root of 6315427892 is about 79469.6664897997. Note that the first 3 decimals coincide. The cubic root of 6315427892 is about 1848.4211405807.

The spelling of 6315427892 in words is "six billion, three hundred fifteen million, four hundred twenty-seven thousand, eight hundred ninety-two".