2000018199892 has 6 divisors (see below), whose sum is σ = 3500031849818. Its totient is φ = 1000009099944.

The previous prime is 2000018199871. The next prime is 2000018199941. The reversal of 2000018199892 is 2989918100002.

It can be written as a sum of positive squares in only one way, i.e., 1365453012676 + 634565187216 = 1168526^2 + 796596^2 .

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 as a sum of consecutive naturals, namely, 250002274983 + ... + 250002274990.

Almost surely, 2^{2000018199892} is an apocalyptic number.

It is an amenable number.

2000018199892 is a deficient number, since it is larger than the sum of its proper divisors (1500013649926).

2000018199892 is a wasteful number, since it uses less digits than its factorization.

2000018199892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500004549977 (or 500004549975 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 49.

The spelling of 2000018199892 in words is "two trillion, eighteen million, one hundred ninety-nine thousand, eight hundred ninety-two".