315545265536005 has 4 divisors (see below), whose sum is σ = 378654318643212. Its totient is φ = 252436212428800.

The previous prime is 315545265535999. The next prime is 315545265536021. The reversal of 315545265536005 is 500635562545513.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 131552779365316 + 183992486170689 = 11469646^2 + 13564383^2 .

It is a de Polignac number, because none of the positive numbers 2^k-315545265536005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31554526553596 + ... + 31554526553605.

It is an arithmetic number, because the mean of its divisors is an integer number (94663579660803).

Almost surely, 2^{315545265536005} is an apocalyptic number.

It is an amenable number.

315545265536005 is a deficient number, since it is larger than the sum of its proper divisors (63109053107207).

315545265536005 is an equidigital number, since it uses as much as digits as its factorization.

315545265536005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63109053107206.

The product of its (nonzero) digits is 40500000, while the sum is 55.

The spelling of 315545265536005 in words is "three hundred fifteen trillion, five hundred forty-five billion, two hundred sixty-five million, five hundred thirty-six thousand, five".