255116735987 has 2 divisors, whose sum is σ = 255116735988. Its totient is φ = 255116735986.

The previous prime is 255116735969. The next prime is 255116736053. The reversal of 255116735987 is 789537611552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255116735987 - 2¹⁶ = 255116670451 is a prime.

It is not a weakly prime, because it can be changed into another prime (255116734987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127558367993 + 127558367994.

It is an arithmetic number, because the mean of its divisors is an integer number (127558367994).

Almost surely, 2^255116735987 is an apocalyptic number.

255116735987 is a deficient number, since it is larger than the sum of its proper divisors (1).

255116735987 is an equidigital number, since it uses as much as digits as its factorization.

255116735987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876000, while the sum is 59.

The spelling of 255116735987 in words is "two hundred fifty-five billion, one hundred sixteen million, seven hundred thirty-five thousand, nine hundred eighty-seven".