315450421256634 has 128 divisors (see below), whose sum is σ = 648066915901440. Its totient is φ = 102336288897024.

The previous prime is 315450421256629. The next prime is 315450421256639. The reversal of 315450421256634 is 436652124054513.

It is an interprime number because it is at equal distance from previous prime (315450421256629) and next prime (315450421256639).

It is not an unprimeable number, because it can be changed into a prime (315450421256639) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54547882507 + ... + 54547888289.

It is an arithmetic number, because the mean of its divisors is an integer number (5063022780480).

Almost surely, 2^{315450421256634} is an apocalyptic number.

315450421256634 is an abundant number, since it is smaller than the sum of its proper divisors (332616494644806).

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

315450421256634 is a wasteful number, since it uses less digits than its factorization.

315450421256634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10524.

The product of its (nonzero) digits is 10368000, while the sum is 51.

The spelling of 315450421256634 in words is "three hundred fifteen trillion, four hundred fifty billion, four hundred twenty-one million, two hundred fifty-six thousand, six hundred thirty-four".