315545613345 has 24 divisors (see below), whose sum is σ = 547110188352. Its totient is φ = 168240391200.

The previous prime is 315545613307. The next prime is 315545613349. The reversal of 315545613345 is 543316545513.

315545613345 is a `hidden beast` number, since 3 + 1 + 5 + 54 + 561 + 3 + 34 + 5 = 666.

It is not a de Polignac number, because 315545613345 - 2⁷ = 315545613217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 315545613345.

It is not an unprimeable number, because it can be changed into a prime (315545613349) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 902661 + ... + 1202450.

It is an arithmetic number, because the mean of its divisors is an integer number (22796257848).

Almost surely, 2^315545613345 is an apocalyptic number.

It is an amenable number.

315545613345 is a deficient number, since it is larger than the sum of its proper divisors (231564575007).

315545613345 is a wasteful number, since it uses less digits than its factorization.

315545613345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108453 (or 2108450 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 45.

The spelling of 315545613345 in words is "three hundred fifteen billion, five hundred forty-five million, six hundred thirteen thousand, three hundred forty-five".