269666766797 has 2 divisors, whose sum is σ = 269666766798. Its totient is φ = 269666766796.

The previous prime is 269666766701. The next prime is 269666766821. The reversal of 269666766797 is 797667666962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254243859076 + 15422907721 = 504226^2 + 124189^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-269666766797 is a prime.

It is a super-2 number, since 2×269666766797² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (269666766997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134833383398 + 134833383399.

It is an arithmetic number, because the mean of its divisors is an integer number (134833383399).

Almost surely, 2^269666766797 is an apocalyptic number.

It is an amenable number.

269666766797 is a deficient number, since it is larger than the sum of its proper divisors (1).

269666766797 is an equidigital number, since it uses as much as digits as its factorization.

269666766797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592487296, while the sum is 77.

The spelling of 269666766797 in words is "two hundred sixty-nine billion, six hundred sixty-six million, seven hundred sixty-six thousand, seven hundred ninety-seven".