157358822657 has 2 divisors, whose sum is σ = 157358822658. Its totient is φ = 157358822656.

The previous prime is 157358822639. The next prime is 157358822659. The reversal of 157358822657 is 756228853751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103323030721 + 54035791936 = 321439^2 + 232456^2 .

It is a cyclic number.

It is not a de Polignac number, because 157358822657 - 2²⁶ = 157291713793 is a prime.

Together with 157358822659, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 157358822596 and 157358822605.

It is not a weakly prime, because it can be changed into another prime (157358822659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78679411328 + 78679411329.

It is an arithmetic number, because the mean of its divisors is an integer number (78679411329).

Almost surely, 2^157358822657 is an apocalyptic number.

It is an amenable number.

157358822657 is a deficient number, since it is larger than the sum of its proper divisors (1).

157358822657 is an equidigital number, since it uses as much as digits as its factorization.

157358822657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224000, while the sum is 59.

The spelling of 157358822657 in words is "one hundred fifty-seven billion, three hundred fifty-eight million, eight hundred twenty-two thousand, six hundred fifty-seven".