1798506422992 has 20 divisors (see below), whose sum is σ = 3486023353440. Its totient is φ = 898887493088.

The previous prime is 1798506422983. The next prime is 1798506423047. The reversal of 1798506422992 is 2992246058971.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22816828 + ... + 22895515.

It is an arithmetic number, because the mean of its divisors is an integer number (174301167672).

Almost surely, 2^{1798506422992} is an apocalyptic number.

It is an amenable number.

1798506422992 is a deficient number, since it is larger than the sum of its proper divisors (1687516930448).

1798506422992 is a wasteful number, since it uses less digits than its factorization.

1798506422992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45714810 (or 45714804 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 64.

The spelling of 1798506422992 in words is "one trillion, seven hundred ninety-eight billion, five hundred six million, four hundred twenty-two thousand, nine hundred ninety-two".