1892091983802 has 8 divisors (see below), whose sum is σ = 3784183967616. Its totient is φ = 630697327932.

The previous prime is 1892091983791. The next prime is 1892091983827. The reversal of 1892091983802 is 2083891902981.

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

1892091983802 is an admirable 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, 157674331978 + ... + 157674331989.

It is an arithmetic number, because the mean of its divisors is an integer number (473022995952).

Almost surely, 2^{1892091983802} is an apocalyptic number.

1892091983802 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1892091983802 is a wasteful number, since it uses less digits than its factorization.

1892091983802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315348663972.

The product of its (nonzero) digits is 4478976, while the sum is 60.

The spelling of 1892091983802 in words is "one trillion, eight hundred ninety-two billion, ninety-one million, nine hundred eighty-three thousand, eight hundred two".