194321872092 has 12 divisors (see below), whose sum is σ = 453417701576. Its totient is φ = 64773957360.

The previous prime is 194321872079. The next prime is 194321872111. The reversal of 194321872092 is 290278123491.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8096744659 + ... + 8096744682.

Almost surely, 2^194321872092 is an apocalyptic number.

194321872092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194321872092 is an abundant number, since it is smaller than the sum of its proper divisors (259095829484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194321872092 is a wasteful number, since it uses less digits than its factorization.

194321872092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16193489348 (or 16193489346 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 194321872092 in words is "one hundred ninety-four billion, three hundred twenty-one million, eight hundred seventy-two thousand, ninety-two".