652345631365 has 4 divisors (see below), whose sum is σ = 782814757644. Its totient is φ = 521876505088.

The previous prime is 652345631359. The next prime is 652345631437. The reversal of 652345631365 is 563136543256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 187591201924 + 464754429441 = 433118^2 + 681729^2 .

It is a cyclic number.

It is not a de Polignac number, because 652345631365 - 2²³ = 652337242757 is a prime.

It is a super-3 number, since 3×652345631365³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65234563132 + ... + 65234563141.

It is an arithmetic number, because the mean of its divisors is an integer number (195703689411).

Almost surely, 2^652345631365 is an apocalyptic number.

It is an amenable number.

652345631365 is a deficient number, since it is larger than the sum of its proper divisors (130469126279).

652345631365 is a wasteful number, since it uses less digits than its factorization.

652345631365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130469126278.

The product of its digits is 5832000, while the sum is 49.

The spelling of 652345631365 in words is "six hundred fifty-two billion, three hundred forty-five million, six hundred thirty-one thousand, three hundred sixty-five".