315032314522 has 8 divisors (see below), whose sum is σ = 472551731316. Its totient is φ = 157515070752.

The previous prime is 315032314501. The next prime is 315032314529. The reversal of 315032314522 is 225413230513.

It can be written as a sum of positive squares in 2 ways, for example, as 307282857561 + 7749456961 = 554331^2 + 88031^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (315032314529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112513 + ... + 801700.

Almost surely, 2^315032314522 is an apocalyptic number.

315032314522 is a deficient number, since it is larger than the sum of its proper divisors (157519416794).

315032314522 is a wasteful number, since it uses less digits than its factorization.

315032314522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086512.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 315032314522 in words is "three hundred fifteen billion, thirty-two million, three hundred fourteen thousand, five hundred twenty-two".