199092000000 has 504 divisors, whose sum is σ = 678343817088. Its totient is φ = 51814400000.

The previous prime is 199091999993. The next prime is 199092000001. The reversal of 199092000000 is 290991.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199092000001) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 563999824 + ... + 564000176.

It is an arithmetic number, because the mean of its divisors is an integer number (1345920272).

Almost surely, 2^199092000000 is an apocalyptic number.

199092000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199092000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339171908544).

199092000000 is an abundant number, since it is smaller than the sum of its proper divisors (479251817088).

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

199092000000 is an frugal number, since it uses more digits than its factorization.

199092000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 30.

Adding to 199092000000 its reverse (290991), we get a palindrome (199092290991).

The spelling of 199092000000 in words is "one hundred ninety-nine billion, ninety-two million", and thus it is an aban number.