797756707657797 has 48 divisors (see below), whose sum is σ = 1132894038254400. Its totient is φ = 497615242116096.

The previous prime is 797756707657733. The next prime is 797756707657799.

797756707657797 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 797756707657797 - 2⁶ = 797756707657733 is a prime.

It is a super-2 number, since 2×797756707657797² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797756707657799) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27943406079 + ... + 27943434627.

It is an arithmetic number, because the mean of its divisors is an integer number (23601959130300).

Almost surely, 2^{797756707657797} is an apocalyptic number.

It is an amenable number.

797756707657797 is a deficient number, since it is larger than the sum of its proper divisors (335137330596603).

797756707657797 is a wasteful number, since it uses less digits than its factorization.

797756707657797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47222 (or 47049 counting only the distinct ones).

The product of its (nonzero) digits is 420253992900, while the sum is 96.

The spelling of 797756707657797 in words is "seven hundred ninety-seven trillion, seven hundred fifty-six billion, seven hundred seven million, six hundred fifty-seven thousand, seven hundred ninety-seven".