652534435249 has 2 divisors, whose sum is σ = 652534435250. Its totient is φ = 652534435248.

The previous prime is 652534435247. The next prime is 652534435309. The reversal of 652534435249 is 942534435256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 433678882849 + 218855552400 = 658543^2 + 467820^2 .

It is a cyclic number.

It is not a de Polignac number, because 652534435249 - 2¹ = 652534435247 is a prime.

Together with 652534435247, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 652534435196 and 652534435205.

It is not a weakly prime, because it can be changed into another prime (652534435247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326267217624 + 326267217625.

It is an arithmetic number, because the mean of its divisors is an integer number (326267217625).

Almost surely, 2^652534435249 is an apocalyptic number.

It is an amenable number.

652534435249 is a deficient number, since it is larger than the sum of its proper divisors (1).

652534435249 is an equidigital number, since it uses as much as digits as its factorization.

652534435249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552000, while the sum is 52.

The spelling of 652534435249 in words is "six hundred fifty-two billion, five hundred thirty-four million, four hundred thirty-five thousand, two hundred forty-nine".