315321235464 has 32 divisors (see below), whose sum is σ = 788326564320. Its totient is φ = 105103948416.

The previous prime is 315321235451. The next prime is 315321235477. The reversal of 315321235464 is 464532123513.

It is an interprime number because it is at equal distance from previous prime (315321235451) and next prime (315321235477).

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, 713247 + ... + 1067409.

It is an arithmetic number, because the mean of its divisors is an integer number (24635205135).

Almost surely, 2^315321235464 is an apocalyptic number.

It is an amenable number.

315321235464 is an abundant number, since it is smaller than the sum of its proper divisors (473005328856).

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

315321235464 is a wasteful number, since it uses less digits than its factorization.

315321235464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391269 (or 391265 counting only the distinct ones).

The product of its digits is 259200, while the sum is 39.

Adding to 315321235464 its reverse (464532123513), we get a palindrome (779853358977).

The spelling of 315321235464 in words is "three hundred fifteen billion, three hundred twenty-one million, two hundred thirty-five thousand, four hundred sixty-four".