7964444697 has 24 divisors (see below), whose sum is σ = 11679923808. Its totient is φ = 4823829120.

The previous prime is 7964444693. The next prime is 7964444707.

7964444697 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7964444697 - 2² = 7964444693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7964444697.

It is not an unprimeable number, because it can be changed into a prime (7964444693) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 638878 + ... + 651224.

It is an arithmetic number, because the mean of its divisors is an integer number (486663492).

Almost surely, 2^7964444697 is an apocalyptic number.

It is an amenable number.

7964444697 is a deficient number, since it is larger than the sum of its proper divisors (3715479111).

7964444697 is a wasteful number, since it uses less digits than its factorization.

7964444697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14149 (or 14138 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 60.

The square root of 7964444697 is about 89243.7375786111. The cubic root of 7964444697 is about 1997.0326577005.

The spelling of 7964444697 in words is "seven billion, nine hundred sixty-four million, four hundred forty-four thousand, six hundred ninety-seven".