3999910695 has 32 divisors (see below), whose sum is σ = 7222417920. Its totient is φ = 1872474240.

The previous prime is 3999910679. The next prime is 3999910729. The reversal of 3999910695 is 5960199993.

It is not a de Polignac number, because 3999910695 - 2⁴ = 3999910679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 413179 + ... + 422748.

It is an arithmetic number, because the mean of its divisors is an integer number (225700560).

Almost surely, 2^3999910695 is an apocalyptic number.

3999910695 is a deficient number, since it is larger than the sum of its proper divisors (3222507225).

3999910695 is a wasteful number, since it uses less digits than its factorization.

3999910695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835975.

The product of its (nonzero) digits is 5314410, while the sum is 60.

The square root of 3999910695 is about 63244.8471814108. The cubic root of 3999910695 is about 1587.3892383094.

The spelling of 3999910695 in words is "three billion, nine hundred ninety-nine million, nine hundred ten thousand, six hundred ninety-five".