6315232651 has 20 divisors (see below), whose sum is σ = 7934090192. Its totient is φ = 4996642896.

The previous prime is 6315232643. The next prime is 6315232663. The reversal of 6315232651 is 1562325136.

It is not a de Polignac number, because 6315232651 - 2³ = 6315232643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6315232621) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 69951 + ... + 132376.

Almost surely, 2^6315232651 is an apocalyptic number.

6315232651 is a deficient number, since it is larger than the sum of its proper divisors (1618857541).

6315232651 is an equidigital number, since it uses as much as digits as its factorization.

6315232651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202368 (or 202347 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 6315232651 is about 79468.4380807878. The cubic root of 6315232651 is about 1848.4020924488.

Adding to 6315232651 its reverse (1562325136), we get a palindrome (7877557787).

The spelling of 6315232651 in words is "six billion, three hundred fifteen million, two hundred thirty-two thousand, six hundred fifty-one".