315814256641 has 8 divisors (see below), whose sum is σ = 340163694080. Its totient is φ = 291472823952.

The previous prime is 315814256633. The next prime is 315814256647. The reversal of 315814256641 is 146652418513.

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

It is a cyclic number.

It is not a de Polignac number, because 315814256641 - 2³ = 315814256633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 315814256591 and 315814256600.

It is not an unprimeable number, because it can be changed into a prime (315814256647) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1919115 + ... + 2077168.

It is an arithmetic number, because the mean of its divisors is an integer number (42520461760).

Almost surely, 2^315814256641 is an apocalyptic number.

It is an amenable number.

315814256641 is a deficient number, since it is larger than the sum of its proper divisors (24349437439).

315814256641 is a wasteful number, since it uses less digits than its factorization.

315814256641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002375.

The product of its digits is 691200, while the sum is 46.

The spelling of 315814256641 in words is "three hundred fifteen billion, eight hundred fourteen million, two hundred fifty-six thousand, six hundred forty-one".