316132605457 has 2 divisors, whose sum is σ = 316132605458. Its totient is φ = 316132605456.

The previous prime is 316132605443. The next prime is 316132605533. The reversal of 316132605457 is 754506231613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265290924096 + 50841681361 = 515064^2 + 225481^2 .

It is a cyclic number.

It is not a de Polignac number, because 316132605457 - 2⁷ = 316132605329 is a prime.

It is not a weakly prime, because it can be changed into another prime (316132645457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158066302728 + 158066302729.

It is an arithmetic number, because the mean of its divisors is an integer number (158066302729).

Almost surely, 2^316132605457 is an apocalyptic number.

It is an amenable number.

316132605457 is a deficient number, since it is larger than the sum of its proper divisors (1).

316132605457 is an equidigital number, since it uses as much as digits as its factorization.

316132605457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 316132605457 in words is "three hundred sixteen billion, one hundred thirty-two million, six hundred five thousand, four hundred fifty-seven".