29199699859 has 4 divisors (see below), whose sum is σ = 31854218040. Its totient is φ = 26545181680.

The previous prime is 29199699847. The next prime is 29199699889. The reversal of 29199699859 is 95899699192.

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

It is a cyclic number.

It is not a de Polignac number, because 29199699859 - 2⁵ = 29199699827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29199699889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1327259074 + ... + 1327259095.

It is an arithmetic number, because the mean of its divisors is an integer number (7963554510).

Almost surely, 2^29199699859 is an apocalyptic number.

29199699859 is a deficient number, since it is larger than the sum of its proper divisors (2654518181).

29199699859 is a wasteful number, since it uses less digits than its factorization.

29199699859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654518180.

The product of its digits is 255091680, while the sum is 76.

The spelling of 29199699859 in words is "twenty-nine billion, one hundred ninety-nine million, six hundred ninety-nine thousand, eight hundred fifty-nine".