315046342522442 has 8 divisors (see below), whose sum is σ = 472936130943300. Its totient is φ = 157400965541344.

The previous prime is 315046342522427. The next prime is 315046342522459. The reversal of 315046342522442 is 244225243640513.

It can be written as a sum of positive squares in 2 ways, for example, as 312872100852481 + 2174241669961 = 17688191^2 + 1474531^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61102856717 + ... + 61102861872.

Almost surely, 2^{315046342522442} is an apocalyptic number.

315046342522442 is a deficient number, since it is larger than the sum of its proper divisors (157889788420858).

315046342522442 is a wasteful number, since it uses less digits than its factorization.

315046342522442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122205719880.

The product of its (nonzero) digits is 5529600, while the sum is 47.

The spelling of 315046342522442 in words is "three hundred fifteen trillion, forty-six billion, three hundred forty-two million, five hundred twenty-two thousand, four hundred forty-two".