316380202447 has 2 divisors, whose sum is σ = 316380202448. Its totient is φ = 316380202446.

The previous prime is 316380202433. The next prime is 316380202469. The reversal of 316380202447 is 744202083613.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316380202447 - 2¹⁹ = 316379678159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316380202417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158190101223 + 158190101224.

It is an arithmetic number, because the mean of its divisors is an integer number (158190101224).

Almost surely, 2^316380202447 is an apocalyptic number.

316380202447 is a deficient number, since it is larger than the sum of its proper divisors (1).

316380202447 is an equidigital number, since it uses as much as digits as its factorization.

316380202447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 316380202447 in words is "three hundred sixteen billion, three hundred eighty million, two hundred two thousand, four hundred forty-seven".