315772078372 has 12 divisors (see below), whose sum is σ = 554487149916. Its totient is φ = 157347178400.

The previous prime is 315772078361. The next prime is 315772078393. The reversal of 315772078372 is 273870277513.

It can be written as a sum of positive squares in 2 ways, for example, as 291779307556 + 23992770816 = 540166^2 + 154896^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134713879 + ... + 134716222.

It is an arithmetic number, because the mean of its divisors is an integer number (46207262493).

Almost surely, 2^315772078372 is an apocalyptic number.

It is an amenable number.

315772078372 is a deficient number, since it is larger than the sum of its proper divisors (238715071544).

315772078372 is a wasteful number, since it uses less digits than its factorization.

315772078372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269430398 (or 269430396 counting only the distinct ones).

The product of its (nonzero) digits is 3457440, while the sum is 52.

The spelling of 315772078372 in words is "three hundred fifteen billion, seven hundred seventy-two million, seventy-eight thousand, three hundred seventy-two".