3431699666 has 16 divisors (see below), whose sum is σ = 5236932960. Its totient is φ = 1686178560.

The previous prime is 3431699653. The next prime is 3431699671. The reversal of 3431699666 is 6669961343.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25586 + ... + 86706.

It is an arithmetic number, because the mean of its divisors is an integer number (327308310).

Almost surely, 2^3431699666 is an apocalyptic number.

3431699666 is a deficient number, since it is larger than the sum of its proper divisors (1805233294).

3431699666 is a wasteful number, since it uses less digits than its factorization.

3431699666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61609.

The product of its digits is 3779136, while the sum is 53.

The square root of 3431699666 is about 58580.7106990006. The cubic root of 3431699666 is about 1508.3533452476.

The spelling of 3431699666 in words is "three billion, four hundred thirty-one million, six hundred ninety-nine thousand, six hundred sixty-six".