916910156647 has 2 divisors, whose sum is σ = 916910156648. Its totient is φ = 916910156646.

The previous prime is 916910156627. The next prime is 916910156677. The reversal of 916910156647 is 746651019619.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-916910156647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916910156627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458455078323 + 458455078324.

It is an arithmetic number, because the mean of its divisors is an integer number (458455078324).

Almost surely, 2^916910156647 is an apocalyptic number.

916910156647 is a deficient number, since it is larger than the sum of its proper divisors (1).

916910156647 is an equidigital number, since it uses as much as digits as its factorization.

916910156647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The spelling of 916910156647 in words is "nine hundred sixteen billion, nine hundred ten million, one hundred fifty-six thousand, six hundred forty-seven".