6699607634 has 8 divisors (see below), whose sum is σ = 10052114700. Its totient is φ = 3348902736.

The previous prime is 6699607627. The next prime is 6699607679. The reversal of 6699607634 is 4367069966.

It can be written as a sum of positive squares in 2 ways, for example, as 6029056609 + 670551025 = 77647^2 + 25895^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6699607634.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441209 + ... + 456140.

Almost surely, 2^6699607634 is an apocalyptic number.

6699607634 is a deficient number, since it is larger than the sum of its proper divisors (3352507066).

6699607634 is a wasteful number, since it uses less digits than its factorization.

6699607634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901084.

The product of its (nonzero) digits is 8817984, while the sum is 56.

The square root of 6699607634 is about 81851.1309268235. The cubic root of 6699607634 is about 1885.1668298146.

The spelling of 6699607634 in words is "six billion, six hundred ninety-nine million, six hundred seven thousand, six hundred thirty-four".