199291606094 has 12 divisors (see below), whose sum is σ = 341645616792. Its totient is φ = 85409972460.

The previous prime is 199291606093. The next prime is 199291606127. The reversal of 199291606094 is 490606192991.

199291606094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199291606091) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1610699 + ... + 1730009.

It is an arithmetic number, because the mean of its divisors is an integer number (28470468066).

Almost surely, 2^199291606094 is an apocalyptic number.

199291606094 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

199291606094 is a deficient number, since it is larger than the sum of its proper divisors (142354010698).

199291606094 is an frugal number, since it uses more digits than its factorization.

199291606094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238631 (or 119320 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 56.

Multiplying 199291606094 by its sum of digits (56), we get a square (11160329941264 = 3340708²).

The spelling of 199291606094 in words is "one hundred ninety-nine billion, two hundred ninety-one million, six hundred six thousand, ninety-four".