656202562049 has 2 divisors, whose sum is σ = 656202562050. Its totient is φ = 656202562048.

The previous prime is 656202562027. The next prime is 656202562061. The reversal of 656202562049 is 940265202656.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 623176042225 + 33026519824 = 789415^2 + 181732^2 .

It is a cyclic number.

It is not a de Polignac number, because 656202562049 - 2⁸ = 656202561793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 656202561994 and 656202562012.

It is not a weakly prime, because it can be changed into another prime (656202562349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328101281024 + 328101281025.

It is an arithmetic number, because the mean of its divisors is an integer number (328101281025).

Almost surely, 2^656202562049 is an apocalyptic number.

It is an amenable number.

656202562049 is a deficient number, since it is larger than the sum of its proper divisors (1).

656202562049 is an equidigital number, since it uses as much as digits as its factorization.

656202562049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 656202562049 in words is "six hundred fifty-six billion, two hundred two million, five hundred sixty-two thousand, forty-nine".