315450431022105 has 40 divisors (see below), whose sum is σ = 565479994951872. Its totient is φ = 168238477788192.

The previous prime is 315450431022017. The next prime is 315450431022163. The reversal of 315450431022105 is 501220134054513.

315450431022105 is a `hidden beast` number, since 3 + 1 + 5 + 4 + 5 + 0 + 431 + 0 + 2 + 210 + 5 = 666.

It is not a de Polignac number, because 315450431022105 - 2²⁰ = 315450429973529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 315450431022105.

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 39 ways as a sum of consecutive naturals, for example, 35353564 + ... + 43367906.

Almost surely, 2^{315450431022105} is an apocalyptic number.

It is an amenable number.

315450431022105 is a deficient number, since it is larger than the sum of its proper divisors (250029563929767).

315450431022105 is an equidigital number, since it uses as much as digits as its factorization.

315450431022105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8111547 (or 8111538 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 315450431022105 its reverse (501220134054513), we get a palindrome (816670565076618).

The spelling of 315450431022105 in words is "three hundred fifteen trillion, four hundred fifty billion, four hundred thirty-one million, twenty-two thousand, one hundred five".