6699952912 has 20 divisors (see below), whose sum is σ = 13013543196. Its totient is φ = 3341619200.

The previous prime is 6699952907. The next prime is 6699952913. The reversal of 6699952912 is 2192599966.

It can be written as a sum of positive squares in 2 ways, for example, as 5630401296 + 1069551616 = 75036^2 + 32704^2 .

It is not an unprimeable number, because it can be changed into a prime (6699952913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515713 + ... + 528544.

Almost surely, 2^6699952912 is an apocalyptic number.

It is an amenable number.

6699952912 is a deficient number, since it is larger than the sum of its proper divisors (6313590284).

6699952912 is a wasteful number, since it uses less digits than its factorization.

6699952912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044666 (or 1044660 counting only the distinct ones).

The product of its digits is 4723920, while the sum is 58.

The square root of 6699952912 is about 81853.2400824793. The cubic root of 6699952912 is about 1885.1992145694.

It can be divided in two parts, 66999 and 52912, that added together give a palindrome (119911).

The spelling of 6699952912 in words is "six billion, six hundred ninety-nine million, nine hundred fifty-two thousand, nine hundred twelve".