316374641777 has 2 divisors, whose sum is σ = 316374641778. Its totient is φ = 316374641776.

The previous prime is 316374641773. The next prime is 316374641797. The reversal of 316374641777 is 777146473613.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240736441201 + 75638200576 = 490649^2 + 275024^2 .

It is a cyclic number.

It is not a de Polignac number, because 316374641777 - 2² = 316374641773 is a prime.

It is not a weakly prime, because it can be changed into another prime (316374641773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158187320888 + 158187320889.

It is an arithmetic number, because the mean of its divisors is an integer number (158187320889).

Almost surely, 2^316374641777 is an apocalyptic number.

It is an amenable number.

316374641777 is a deficient number, since it is larger than the sum of its proper divisors (1).

316374641777 is an equidigital number, since it uses as much as digits as its factorization.

316374641777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12446784, while the sum is 56.

The spelling of 316374641777 in words is "three hundred sixteen billion, three hundred seventy-four million, six hundred forty-one thousand, seven hundred seventy-seven".