325617246864 has 240 divisors, whose sum is σ = 1170871309440. Its totient is φ = 85877003520.

The previous prime is 325617246809. The next prime is 325617246887. The reversal of 325617246864 is 468642716523.

325617246864 is a `hidden beast` number, since 3 + 2 + 5 + 6 + 172 + 468 + 6 + 4 = 666.

It is a super-2 number, since 2×325617246864² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 325617246864.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 316452 + ... + 866819.

It is an arithmetic number, because the mean of its divisors is an integer number (4878630456).

Almost surely, 2^325617246864 is an apocalyptic number.

It is an amenable number.

325617246864 is an abundant number, since it is smaller than the sum of its proper divisors (845254062576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325617246864 is a wasteful number, since it uses less digits than its factorization.

325617246864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183315 (or 1183296 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 325617246864 in words is "three hundred twenty-five billion, six hundred seventeen million, two hundred forty-six thousand, eight hundred sixty-four".