1892081956122 has 32 divisors (see below), whose sum is σ = 4205046686400. Its totient is φ = 630630967824.

The previous prime is 1892081956109. The next prime is 1892081956139. The reversal of 1892081956122 is 2216591802981.

1892081956122 is a `hidden beast` number, since 1 + 8 + 9 + 2 + 0 + 8 + 19 + 5 + 612 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1203472 + ... + 2287467.

It is an arithmetic number, because the mean of its divisors is an integer number (131407708950).

Almost surely, 2^{1892081956122} is an apocalyptic number.

1892081956122 is an abundant number, since it is smaller than the sum of its proper divisors (2312964730278).

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

1892081956122 is a wasteful number, since it uses less digits than its factorization.

1892081956122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500987 (or 3500981 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 54.

The spelling of 1892081956122 in words is "one trillion, eight hundred ninety-two billion, eighty-one million, nine hundred fifty-six thousand, one hundred twenty-two".