2090778594892 has 48 divisors (see below), whose sum is σ = 3966701719680. Its totient is φ = 958522491648.

The previous prime is 2090778594857. The next prime is 2090778594911. The reversal of 2090778594892 is 2984958770902.

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, 9817234 + ... + 10027942.

It is an arithmetic number, because the mean of its divisors is an integer number (82639619160).

Almost surely, 2^{2090778594892} is an apocalyptic number.

It is an amenable number.

2090778594892 is a deficient number, since it is larger than the sum of its proper divisors (1875923124788).

2090778594892 is a wasteful number, since it uses less digits than its factorization.

2090778594892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212002 (or 212000 counting only the distinct ones).

The product of its (nonzero) digits is 182891520, while the sum is 70.

The spelling of 2090778594892 in words is "two trillion, ninety billion, seven hundred seventy-eight million, five hundred ninety-four thousand, eight hundred ninety-two".