76852256969 has 2 divisors, whose sum is σ = 76852256970. Its totient is φ = 76852256968.

The previous prime is 76852256947. The next prime is 76852256977. The reversal of 76852256969 is 96965225867.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51320371600 + 25531885369 = 226540^2 + 159787^2 .

It is a cyclic number.

It is not a de Polignac number, because 76852256969 - 2²⁰ = 76851208393 is a prime.

It is a super-2 number, since 2×76852256969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (76857256969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38426128484 + 38426128485.

It is an arithmetic number, because the mean of its divisors is an integer number (38426128485).

Almost surely, 2^76852256969 is an apocalyptic number.

It is an amenable number.

76852256969 is a deficient number, since it is larger than the sum of its proper divisors (1).

76852256969 is an equidigital number, since it uses as much as digits as its factorization.

76852256969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97977600, while the sum is 65.

The spelling of 76852256969 in words is "seventy-six billion, eight hundred fifty-two million, two hundred fifty-six thousand, nine hundred sixty-nine".