7688977601 has 2 divisors, whose sum is σ = 7688977602. Its totient is φ = 7688977600.

The previous prime is 7688977567. The next prime is 7688977607. The reversal of 7688977601 is 1067798867.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5664067600 + 2024910001 = 75260^2 + 44999^2 .

It is a cyclic number.

It is not a de Polignac number, because 7688977601 - 2¹⁰ = 7688976577 is a prime.

It is not a weakly prime, because it can be changed into another prime (7688977607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3844488800 + 3844488801.

It is an arithmetic number, because the mean of its divisors is an integer number (3844488801).

Almost surely, 2^7688977601 is an apocalyptic number.

It is an amenable number.

7688977601 is a deficient number, since it is larger than the sum of its proper divisors (1).

7688977601 is an equidigital number, since it uses as much as digits as its factorization.

7688977601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7112448, while the sum is 59.

The square root of 7688977601 is about 87686.8154342487. The cubic root of 7688977601 is about 1973.7381332980.

The spelling of 7688977601 in words is "seven billion, six hundred eighty-eight million, nine hundred seventy-seven thousand, six hundred one".