652947065369 has 2 divisors, whose sum is σ = 652947065370. Its totient is φ = 652947065368.

The previous prime is 652947065291. The next prime is 652947065413. The reversal of 652947065369 is 963560749256.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 649939091344 + 3007974025 = 806188^2 + 54845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652947065369 is a prime.

It is a super-2 number, since 2×652947065369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (652947005369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326473532684 + 326473532685.

It is an arithmetic number, because the mean of its divisors is an integer number (326473532685).

Almost surely, 2^652947065369 is an apocalyptic number.

It is an amenable number.

652947065369 is a deficient number, since it is larger than the sum of its proper divisors (1).

652947065369 is an equidigital number, since it uses as much as digits as its factorization.

652947065369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73483200, while the sum is 62.

The spelling of 652947065369 in words is "six hundred fifty-two billion, nine hundred forty-seven million, sixty-five thousand, three hundred sixty-nine".