6699622814 has 4 divisors (see below), whose sum is σ = 10049434224. Its totient is φ = 3349811406.

The previous prime is 6699622807. The next prime is 6699622817. The reversal of 6699622814 is 4182269966.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6699622817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1674905702 + ... + 1674905705.

It is an arithmetic number, because the mean of its divisors is an integer number (2512358556).

Almost surely, 2^6699622814 is an apocalyptic number.

6699622814 is a deficient number, since it is larger than the sum of its proper divisors (3349811410).

6699622814 is a wasteful number, since it uses less digits than its factorization.

6699622814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349811409.

The product of its digits is 2239488, while the sum is 53.

The square root of 6699622814 is about 81851.2236560945. The cubic root of 6699622814 is about 1885.1682536200.

The spelling of 6699622814 in words is "six billion, six hundred ninety-nine million, six hundred twenty-two thousand, eight hundred fourteen".