315223898539 has 16 divisors (see below), whose sum is σ = 379939714560. Its totient is φ = 257983749760.

The previous prime is 315223898533. The next prime is 315223898543. The reversal of 315223898539 is 935898322513.

It is a happy number.

It is not a de Polignac number, because 315223898539 - 2¹⁵ = 315223865771 is a prime.

It is a super-2 number, since 2×315223898539² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315223898533) 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, 36641119 + ... + 36649720.

It is an arithmetic number, because the mean of its divisors is an integer number (23746232160).

Almost surely, 2^315223898539 is an apocalyptic number.

315223898539 is a deficient number, since it is larger than the sum of its proper divisors (64715816021).

315223898539 is a wasteful number, since it uses less digits than its factorization.

315223898539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73290890.

The product of its digits is 13996800, while the sum is 58.

The spelling of 315223898539 in words is "three hundred fifteen billion, two hundred twenty-three million, eight hundred ninety-eight thousand, five hundred thirty-nine".