315832238513 has 16 divisors (see below), whose sum is σ = 347420992320. Its totient is φ = 284730139200.

The previous prime is 315832238509. The next prime is 315832238593.

315832238513 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 315832238513 - 2² = 315832238509 is a prime.

It is a super-4 number, since 4×315832238513⁴ (a number of 47 digits) contains 4444 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (315832238593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699398 + ... + 1058688.

It is an arithmetic number, because the mean of its divisors is an integer number (21713812020).

Almost surely, 2^315832238513 is an apocalyptic number.

It is an amenable number.

315832238513 is a deficient number, since it is larger than the sum of its proper divisors (31588753807).

315832238513 is a wasteful number, since it uses less digits than its factorization.

315832238513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359968.

The product of its digits is 518400, while the sum is 44.

The spelling of 315832238513 in words is "three hundred fifteen billion, eight hundred thirty-two million, two hundred thirty-eight thousand, five hundred thirteen".