1798857083992 has 8 divisors (see below), whose sum is σ = 3372857032500. Its totient is φ = 899428541992.

The previous prime is 1798857083953. The next prime is 1798857084049. The reversal of 1798857083992 is 2993807588971.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 112428567742 + ... + 112428567757.

Almost surely, 2^{1798857083992} is an apocalyptic number.

It is an amenable number.

1798857083992 is a deficient number, since it is larger than the sum of its proper divisors (1573999948508).

1798857083992 is a wasteful number, since it uses less digits than its factorization.

1798857083992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224857135505 (or 224857135501 counting only the distinct ones).

The product of its (nonzero) digits is 548674560, while the sum is 76.

The spelling of 1798857083992 in words is "one trillion, seven hundred ninety-eight billion, eight hundred fifty-seven million, eighty-three thousand, nine hundred ninety-two".