255462415729 has 2 divisors, whose sum is σ = 255462415730. Its totient is φ = 255462415728.

The previous prime is 255462415723. The next prime is 255462415753. The reversal of 255462415729 is 927514264552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162392880400 + 93069535329 = 402980^2 + 305073^2 .

It is a cyclic number.

It is not a de Polignac number, because 255462415729 - 2⁷ = 255462415601 is a prime.

It is a super-2 number, since 2×255462415729² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (255462415723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127731207864 + 127731207865.

It is an arithmetic number, because the mean of its divisors is an integer number (127731207865).

Almost surely, 2^255462415729 is an apocalyptic number.

It is an amenable number.

255462415729 is a deficient number, since it is larger than the sum of its proper divisors (1).

255462415729 is an equidigital number, since it uses as much as digits as its factorization.

255462415729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048000, while the sum is 52.

The spelling of 255462415729 in words is "two hundred fifty-five billion, four hundred sixty-two million, four hundred fifteen thousand, seven hundred twenty-nine".