652829065278561 has 24 divisors (see below), whose sum is σ = 963362259175680. Its totient is φ = 425907525004416.

The previous prime is 652829065278557. The next prime is 652829065278619. The reversal of 652829065278561 is 165872560928256.

652829065278561 is a `hidden beast` number, since 6 + 5 + 2 + 8 + 2 + 9 + 0 + 6 + 52 + 7 + 8 + 561 = 666.

It is not a de Polignac number, because 652829065278561 - 2² = 652829065278557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 652829065278561.

It is not an unprimeable number, because it can be changed into a prime (652829060278561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4062682221 + ... + 4062842906.

It is an arithmetic number, because the mean of its divisors is an integer number (40140094132320).

Almost surely, 2^{652829065278561} is an apocalyptic number.

It is an amenable number.

652829065278561 is a deficient number, since it is larger than the sum of its proper divisors (310533193897119).

652829065278561 is a wasteful number, since it uses less digits than its factorization.

652829065278561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8125525325 (or 8125525322 counting only the distinct ones).

The product of its (nonzero) digits is 870912000, while the sum is 72.

The spelling of 652829065278561 in words is "six hundred fifty-two trillion, eight hundred twenty-nine billion, sixty-five million, two hundred seventy-eight thousand, five hundred sixty-one".