3806999690229 has 8 divisors (see below), whose sum is σ = 5639999541120. Its totient is φ = 2537999793468.

The previous prime is 3806999690213. The next prime is 3806999690279. The reversal of 3806999690229 is 9220969996083.

It is not a de Polignac number, because 3806999690229 - 2⁴ = 3806999690213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3806999690279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70499994237 + ... + 70499994290.

It is an arithmetic number, because the mean of its divisors is an integer number (704999942640).

Almost surely, 2^{3806999690229} is an apocalyptic number.

It is an amenable number.

3806999690229 is a deficient number, since it is larger than the sum of its proper divisors (1832999850891).

3806999690229 is a wasteful number, since it uses less digits than its factorization.

3806999690229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140999988536 (or 140999988530 counting only the distinct ones).

The product of its (nonzero) digits is 204073344, while the sum is 72.

The spelling of 3806999690229 in words is "three trillion, eight hundred six billion, nine hundred ninety-nine million, six hundred ninety thousand, two hundred twenty-nine".