20092909192900 has 36 divisors (see below), whose sum is σ = 43608846238020. Its totient is φ = 8035830352000.

The previous prime is 20092909192883. The next prime is 20092909192919. The reversal of 20092909192900 is 929190929002.

It can be written as a sum of positive squares in 6 ways, for example, as 735038734336 + 19357870458564 = 857344^2 + 4399758^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16060651 + ... + 17266450.

It is an arithmetic number, because the mean of its divisors is an integer number (1211356839945).

Almost surely, 2^{20092909192900} is an apocalyptic number.

20092909192900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20092909192900 is an abundant number, since it is smaller than the sum of its proper divisors (23515937045120).

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

20092909192900 is a wasteful number, since it uses less digits than its factorization.

20092909192900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33333144 (or 33333137 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 52.

The spelling of 20092909192900 in words is "twenty trillion, ninety-two billion, nine hundred nine million, one hundred ninety-two thousand, nine hundred".