456775652639 has 2 divisors, whose sum is σ = 456775652640. Its totient is φ = 456775652638.

The previous prime is 456775652573. The next prime is 456775652653. The reversal of 456775652639 is 936256577654.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456775652639 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456775652939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228387826319 + 228387826320.

It is an arithmetic number, because the mean of its divisors is an integer number (228387826320).

Almost surely, 2^456775652639 is an apocalyptic number.

456775652639 is a deficient number, since it is larger than the sum of its proper divisors (1).

456775652639 is an equidigital number, since it uses as much as digits as its factorization.

456775652639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768000, while the sum is 65.

The spelling of 456775652639 in words is "four hundred fifty-six billion, seven hundred seventy-five million, six hundred fifty-two thousand, six hundred thirty-nine".