797569500671 has 2 divisors, whose sum is σ = 797569500672. Its totient is φ = 797569500670.

The previous prime is 797569500649. The next prime is 797569500683. The reversal of 797569500671 is 176005965797.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 797569500671 - 2¹⁸ = 797569238527 is a prime.

It is a super-2 number, since 2×797569500671² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797569500271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398784750335 + 398784750336.

It is an arithmetic number, because the mean of its divisors is an integer number (398784750336).

Almost surely, 2^797569500671 is an apocalyptic number.

797569500671 is a deficient number, since it is larger than the sum of its proper divisors (1).

797569500671 is an equidigital number, since it uses as much as digits as its factorization.

797569500671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25004700, while the sum is 62.

The spelling of 797569500671 in words is "seven hundred ninety-seven billion, five hundred sixty-nine million, five hundred thousand, six hundred seventy-one".