77252033252617 has 2 divisors, whose sum is σ = 77252033252618. Its totient is φ = 77252033252616.

The previous prime is 77252033252609. The next prime is 77252033252623. The reversal of 77252033252617 is 71625233025277.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47267330015376 + 29984703237241 = 6875124^2 + 5475829^2 .

It is a cyclic number.

It is not a de Polignac number, because 77252033252617 - 2³ = 77252033252609 is a prime.

It is not a weakly prime, because it can be changed into another prime (77252033252687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38626016626308 + 38626016626309.

It is an arithmetic number, because the mean of its divisors is an integer number (38626016626309).

Almost surely, 2^{77252033252617} is an apocalyptic number.

It is an amenable number.

77252033252617 is a deficient number, since it is larger than the sum of its proper divisors (1).

77252033252617 is an equidigital number, since it uses as much as digits as its factorization.

77252033252617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7408800, while the sum is 52.

The spelling of 77252033252617 in words is "seventy-seven trillion, two hundred fifty-two billion, thirty-three million, two hundred fifty-two thousand, six hundred seventeen".