190199629109 has 8 divisors (see below), whose sum is σ = 230157534528. Its totient is φ = 153438356160.

The previous prime is 190199629099. The next prime is 190199629111. The reversal of 190199629109 is 901926991091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 190199629109 - 2²⁸ = 189931193653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190199629159) 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, 799157987 + ... + 799158224.

It is an arithmetic number, because the mean of its divisors is an integer number (28769691816).

Almost surely, 2^190199629109 is an apocalyptic number.

It is an amenable number.

190199629109 is a deficient number, since it is larger than the sum of its proper divisors (39957905419).

190199629109 is a wasteful number, since it uses less digits than its factorization.

190199629109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598316235.

The product of its (nonzero) digits is 708588, while the sum is 56.

The spelling of 190199629109 in words is "one hundred ninety billion, one hundred ninety-nine million, six hundred twenty-nine thousand, one hundred nine".