652865242568256 has 168 divisors, whose sum is σ = 1989313964976000. Its totient is φ = 204126703948800.

The previous prime is 652865242568213. The next prime is 652865242568293.

It is a happy number.

652865242568256 is a `hidden beast` number, since 6 + 5 + 2 + 8 + 6 + 5 + 2 + 4 + 2 + 568 + 2 + 56 = 666.

652865242568256 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294216856 + ... + 296427543.

Almost surely, 2^{652865242568256} is an apocalyptic number.

It is an amenable number.

652865242568256 is an abundant number, since it is smaller than the sum of its proper divisors (1336448722407744).

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

652865242568256 is a wasteful number, since it uses less digits than its factorization.

652865242568256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590644537 (or 590644524 counting only the distinct ones).

The product of its digits is 3317760000, while the sum is 72.

The spelling of 652865242568256 in words is "six hundred fifty-two trillion, eight hundred sixty-five billion, two hundred forty-two million, five hundred sixty-eight thousand, two hundred fifty-six".