316004643551 has 2 divisors, whose sum is σ = 316004643552. Its totient is φ = 316004643550.

The previous prime is 316004643503. The next prime is 316004643553. The reversal of 316004643551 is 155346400613.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316004643551 is a prime.

Together with 316004643553, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316004643553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158002321775 + 158002321776.

It is an arithmetic number, because the mean of its divisors is an integer number (158002321776).

Almost surely, 2^316004643551 is an apocalyptic number.

316004643551 is a deficient number, since it is larger than the sum of its proper divisors (1).

316004643551 is an equidigital number, since it uses as much as digits as its factorization.

316004643551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 316004643551 in words is "three hundred sixteen billion, four million, six hundred forty-three thousand, five hundred fifty-one".