255410310457 has 2 divisors, whose sum is σ = 255410310458. Its totient is φ = 255410310456.

The previous prime is 255410310439. The next prime is 255410310469. The reversal of 255410310457 is 754013014552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198509455936 + 56900854521 = 445544^2 + 238539^2 .

It is a cyclic number.

It is not a de Polignac number, because 255410310457 - 2¹⁹ = 255409786169 is a prime.

It is a super-2 number, since 2×255410310457² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (255410310427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127705155228 + 127705155229.

It is an arithmetic number, because the mean of its divisors is an integer number (127705155229).

Almost surely, 2^255410310457 is an apocalyptic number.

It is an amenable number.

255410310457 is a deficient number, since it is larger than the sum of its proper divisors (1).

255410310457 is an equidigital number, since it uses as much as digits as its factorization.

255410310457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 255410310457 in words is "two hundred fifty-five billion, four hundred ten million, three hundred ten thousand, four hundred fifty-seven".