315444624213641 has 16 divisors (see below), whose sum is σ = 341358828935040. Its totient is φ = 289768036608000.

The previous prime is 315444624213623. The next prime is 315444624213643. The reversal of 315444624213641 is 146312426444513.

It is a cyclic number.

It is not a de Polignac number, because 315444624213641 - 2¹⁰ = 315444624212617 is a prime.

It is a super-2 number, since 2×315444624213641² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315444624213641.

It is not an unprimeable number, because it can be changed into a prime (315444624213643) 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, 38160221 + ... + 45684698.

It is an arithmetic number, because the mean of its divisors is an integer number (21334926808440).

Almost surely, 2^{315444624213641} is an apocalyptic number.

It is an amenable number.

315444624213641 is a deficient number, since it is larger than the sum of its proper divisors (25914204721399).

315444624213641 is a wasteful number, since it uses less digits than its factorization.

315444624213641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83846336.

The product of its digits is 6635520, while the sum is 50.

The spelling of 315444624213641 in words is "three hundred fifteen trillion, four hundred forty-four billion, six hundred twenty-four million, two hundred thirteen thousand, six hundred forty-one".