451599317792969 has 2 divisors, whose sum is σ = 451599317792970. Its totient is φ = 451599317792968.

The previous prime is 451599317792957. The next prime is 451599317793011. The reversal of 451599317792969 is 969297713995154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258172750740025 + 193426567052944 = 16067755^2 + 13907788^2 .

It is a cyclic number.

It is not a de Polignac number, because 451599317792969 - 2³² = 451595022825673 is a prime.

It is a super-2 number, since 2×451599317792969² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (451599317792939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225799658896484 + 225799658896485.

It is an arithmetic number, because the mean of its divisors is an integer number (225799658896485).

Almost surely, 2^{451599317792969} is an apocalyptic number.

It is an amenable number.

451599317792969 is a deficient number, since it is larger than the sum of its proper divisors (1).

451599317792969 is an equidigital number, since it uses as much as digits as its factorization.

451599317792969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10416243600, while the sum is 86.

The spelling of 451599317792969 in words is "four hundred fifty-one trillion, five hundred ninety-nine billion, three hundred seventeen million, seven hundred ninety-two thousand, nine hundred sixty-nine".