315125116156 has 6 divisors (see below), whose sum is σ = 551468953280. Its totient is φ = 157562558076.

The previous prime is 315125116133. The next prime is 315125116169. The reversal of 315125116156 is 651611521513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39390639516 + ... + 39390639523.

Almost surely, 2^315125116156 is an apocalyptic number.

It is an amenable number.

315125116156 is a deficient number, since it is larger than the sum of its proper divisors (236343837124).

315125116156 is a wasteful number, since it uses less digits than its factorization.

315125116156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78781279043 (or 78781279041 counting only the distinct ones).

The product of its digits is 27000, while the sum is 37.

Adding to 315125116156 its reverse (651611521513), we get a palindrome (966736637669).

The spelling of 315125116156 in words is "three hundred fifteen billion, one hundred twenty-five million, one hundred sixteen thousand, one hundred fifty-six".