315127541878 has 8 divisors (see below), whose sum is σ = 473496580872. Its totient is φ = 157295348256.

The previous prime is 315127541873. The next prime is 315127541891. The reversal of 315127541878 is 878145721513.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315127541873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134209875 + ... + 134212222.

It is an arithmetic number, because the mean of its divisors is an integer number (59187072609).

Almost surely, 2^315127541878 is an apocalyptic number.

315127541878 is a deficient number, since it is larger than the sum of its proper divisors (158369038994).

315127541878 is a wasteful number, since it uses less digits than its factorization.

315127541878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268422686.

The product of its digits is 1881600, while the sum is 52.

The spelling of 315127541878 in words is "three hundred fifteen billion, one hundred twenty-seven million, five hundred forty-one thousand, eight hundred seventy-eight".