652621966227 has 48 divisors (see below), whose sum is σ = 1175405587200. Its totient is φ = 338989492800.

The previous prime is 652621966207. The next prime is 652621966237. The reversal of 652621966227 is 722669126256.

652621966227 is a `hidden beast` number, since 6 + 5 + 2 + 6 + 2 + 1 + 9 + 6 + 622 + 7 = 666.

It is not a de Polignac number, because 652621966227 - 2¹⁵ = 652621933459 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (652621966207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7544652 + ... + 7630662.

It is an arithmetic number, because the mean of its divisors is an integer number (24487616400).

Almost surely, 2^652621966227 is an apocalyptic number.

652621966227 is a deficient number, since it is larger than the sum of its proper divisors (522783620973).

652621966227 is a wasteful number, since it uses less digits than its factorization.

652621966227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96984 (or 96981 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 652621966227 in words is "six hundred fifty-two billion, six hundred twenty-one million, nine hundred sixty-six thousand, two hundred twenty-seven".