20316596057 has 2 divisors, whose sum is σ = 20316596058. Its totient is φ = 20316596056.

The previous prime is 20316596017. The next prime is 20316596087. The reversal of 20316596057 is 75069561302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11544213136 + 8772382921 = 107444^2 + 93661^2 .

It is a cyclic number.

It is not a de Polignac number, because 20316596057 - 2¹² = 20316591961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20316595999 and 20316596017.

It is not a weakly prime, because it can be changed into another prime (20316596017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10158298028 + 10158298029.

It is an arithmetic number, because the mean of its divisors is an integer number (10158298029).

Almost surely, 2^20316596057 is an apocalyptic number.

It is an amenable number.

20316596057 is a deficient number, since it is larger than the sum of its proper divisors (1).

20316596057 is an equidigital number, since it uses as much as digits as its factorization.

20316596057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 44.

The spelling of 20316596057 in words is "twenty billion, three hundred sixteen million, five hundred ninety-six thousand, fifty-seven".