7692777697 has 16 divisors (see below), whose sum is σ = 8561386368. Its totient is φ = 6852718080.

The previous prime is 7692777691. The next prime is 7692777721. The reversal of 7692777697 is 7967772967.

It is a cyclic number.

It is not a de Polignac number, because 7692777697 - 2¹⁹ = 7692253409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7692777691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471793 + ... + 487825.

It is an arithmetic number, because the mean of its divisors is an integer number (535086648).

Almost surely, 2^7692777697 is an apocalyptic number.

It is an amenable number.

7692777697 is a deficient number, since it is larger than the sum of its proper divisors (868608671).

7692777697 is a wasteful number, since it uses less digits than its factorization.

7692777697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16920.

The product of its digits is 98018424, while the sum is 67.

The square root of 7692777697 is about 87708.4813287746. The cubic root of 7692777697 is about 1974.0632376003.

The spelling of 7692777697 in words is "seven billion, six hundred ninety-two million, seven hundred seventy-seven thousand, six hundred ninety-seven".