6315723315 has 48 divisors (see below), whose sum is σ = 12004518240. Its totient is φ = 3046256640.

The previous prime is 6315723313. The next prime is 6315723383. The reversal of 6315723315 is 5133275136.

6315723315 is a `hidden beast` number, since 6 + 315 + 7 + 2 + 331 + 5 = 666.

It is not a de Polignac number, because 6315723315 - 2¹ = 6315723313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6315723315.

It is not an unprimeable number, because it can be changed into a prime (6315723311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62481 + ... + 128589.

It is an arithmetic number, because the mean of its divisors is an integer number (250094130).

Almost surely, 2^6315723315 is an apocalyptic number.

6315723315 is a deficient number, since it is larger than the sum of its proper divisors (5688794925).

6315723315 is a wasteful number, since it uses less digits than its factorization.

6315723315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66324 (or 66321 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 6315723315 is about 79471.5251835524. The cubic root of 6315723315 is about 1848.4499619376.

The spelling of 6315723315 in words is "six billion, three hundred fifteen million, seven hundred twenty-three thousand, three hundred fifteen".