52774120769 has 2 divisors, whose sum is σ = 52774120770. Its totient is φ = 52774120768.

The previous prime is 52774120723. The next prime is 52774120787. The reversal of 52774120769 is 96702147725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37864489744 + 14909631025 = 194588^2 + 122105^2 .

It is a cyclic number.

It is not a de Polignac number, because 52774120769 - 2²⁰ = 52773072193 is a prime.

It is a super-2 number, since 2×52774120769² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52774120709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26387060384 + 26387060385.

It is an arithmetic number, because the mean of its divisors is an integer number (26387060385).

Almost surely, 2^52774120769 is an apocalyptic number.

It is an amenable number.

52774120769 is a deficient number, since it is larger than the sum of its proper divisors (1).

52774120769 is an equidigital number, since it uses as much as digits as its factorization.

52774120769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The spelling of 52774120769 in words is "fifty-two billion, seven hundred seventy-four million, one hundred twenty thousand, seven hundred sixty-nine".