315963452063842 has 16 divisors (see below), whose sum is σ = 519349628512512. Its totient is φ = 142975716178320.

The previous prime is 315963452063747. The next prime is 315963452063843. The reversal of 315963452063842 is 248360254369513.

It is not an unprimeable number, because it can be changed into a prime (315963452063843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32201732973 + ... + 32201742784.

It is an arithmetic number, because the mean of its divisors is an integer number (32459351782032).

Almost surely, 2^{315963452063842} is an apocalyptic number.

315963452063842 is a deficient number, since it is larger than the sum of its proper divisors (203386176448670).

315963452063842 is a wasteful number, since it uses less digits than its factorization.

315963452063842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64403475993.

The product of its (nonzero) digits is 111974400, while the sum is 61.

The spelling of 315963452063842 in words is "three hundred fifteen trillion, nine hundred sixty-three billion, four hundred fifty-two million, sixty-three thousand, eight hundred forty-two".