315500251603155 has 16 divisors (see below), whose sum is σ = 504801317084064. Its totient is φ = 168266496015360.

The previous prime is 315500251603151. The next prime is 315500251603241. The reversal of 315500251603155 is 551306152005513.

It is not a de Polignac number, because 315500251603155 - 2² = 315500251603151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (315500251603151) 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, 10369054 + ... + 27175683.

It is an arithmetic number, because the mean of its divisors is an integer number (31550082317754).

Almost surely, 2^{315500251603155} is an apocalyptic number.

315500251603155 is a deficient number, since it is larger than the sum of its proper divisors (189301065480909).

315500251603155 is a wasteful number, since it uses less digits than its factorization.

315500251603155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38104966.

The product of its (nonzero) digits is 337500, while the sum is 42.

The spelling of 315500251603155 in words is "three hundred fifteen trillion, five hundred billion, two hundred fifty-one million, six hundred three thousand, one hundred fifty-five".