6666666597 has 24 divisors (see below), whose sum is σ = 9701659968. Its totient is φ = 4411324800.

The previous prime is 6666666583. The next prime is 6666666631. The reversal of 6666666597 is 7956666666.

It is not a de Polignac number, because 6666666597 - 2⁴ = 6666666581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666666547) 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, 669618 + ... + 679500.

It is an arithmetic number, because the mean of its divisors is an integer number (404235832).

Almost surely, 2^6666666597 is an apocalyptic number.

It is an amenable number.

6666666597 is a deficient number, since it is larger than the sum of its proper divisors (3034993371).

6666666597 is a wasteful number, since it uses less digits than its factorization.

6666666597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10441 (or 10438 counting only the distinct ones).

The product of its digits is 88179840, while the sum is 63.

The square root of 6666666597 is about 81649.6576661531. The cubic root of 6666666597 is about 1882.0720512062.

It can be divided in two parts, 666666659 and 7, that added together give a palindrome (666666666).

The spelling of 6666666597 in words is "six billion, six hundred sixty-six million, six hundred sixty-six thousand, five hundred ninety-seven".