315011555515545 has 32 divisors (see below), whose sum is σ = 578146669363200. Its totient is φ = 143473897702080.

The previous prime is 315011555515457. The next prime is 315011555515663. The reversal of 315011555515545 is 545515555110513.

It is not a de Polignac number, because 315011555515545 - 2¹⁰ = 315011555514521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5535229945 + ... + 5535286854.

It is an arithmetic number, because the mean of its divisors is an integer number (18067083417600).

Almost surely, 2^{315011555515545} is an apocalyptic number.

315011555515545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

315011555515545 is a deficient number, since it is larger than the sum of its proper divisors (263135113847655).

315011555515545 is a wasteful number, since it uses less digits than its factorization.

315011555515545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11070517085.

The product of its (nonzero) digits is 4687500, while the sum is 51.

The spelling of 315011555515545 in words is "three hundred fifteen trillion, eleven billion, five hundred fifty-five million, five hundred fifteen thousand, five hundred forty-five".