916287750779 has 2 divisors, whose sum is σ = 916287750780. Its totient is φ = 916287750778.

The previous prime is 916287750689. The next prime is 916287750817. The reversal of 916287750779 is 977057782619.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-916287750779 is a prime.

It is not a weakly prime, because it can be changed into another prime (916287750379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458143875389 + 458143875390.

It is an arithmetic number, because the mean of its divisors is an integer number (458143875390).

Almost surely, 2^916287750779 is an apocalyptic number.

916287750779 is a deficient number, since it is larger than the sum of its proper divisors (1).

916287750779 is an equidigital number, since it uses as much as digits as its factorization.

916287750779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93350880, while the sum is 68.

The spelling of 916287750779 in words is "nine hundred sixteen billion, two hundred eighty-seven million, seven hundred fifty thousand, seven hundred seventy-nine".