7966226697 has 32 divisors (see below), whose sum is σ = 12506659200. Its totient is φ = 4446597120.

The previous prime is 7966226683. The next prime is 7966226699.

7966226697 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7966226697 - 2⁶ = 7966226633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7966226697.

It is not an unprimeable number, because it can be changed into a prime (7966226699) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171943 + ... + 213299.

It is an arithmetic number, because the mean of its divisors is an integer number (390833100).

Almost surely, 2^7966226697 is an apocalyptic number.

It is an amenable number.

7966226697 is a deficient number, since it is larger than the sum of its proper divisors (4540432503).

7966226697 is a wasteful number, since it uses less digits than its factorization.

7966226697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41833.

The product of its digits is 20575296, while the sum is 60.

The square root of 7966226697 is about 89253.7209140325. The cubic root of 7966226697 is about 1997.1815882265.

The spelling of 7966226697 in words is "seven billion, nine hundred sixty-six million, two hundred twenty-six thousand, six hundred ninety-seven".