20043773316776 has 32 divisors (see below), whose sum is σ = 41670735893280. Its totient is φ = 8961448574400.

The previous prime is 20043773316703. The next prime is 20043773316839. The reversal of 20043773316776 is 67761337734002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1866963086 + ... + 1866973821.

It is an arithmetic number, because the mean of its divisors is an integer number (1302210496665).

Almost surely, 2^{20043773316776} is an apocalyptic number.

It is an amenable number.

20043773316776 is an abundant number, since it is smaller than the sum of its proper divisors (21626962576504).

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

20043773316776 is a wasteful number, since it uses less digits than its factorization.

20043773316776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733936985 (or 3733936981 counting only the distinct ones).

The product of its (nonzero) digits is 18670176, while the sum is 56.

The spelling of 20043773316776 in words is "twenty trillion, forty-three billion, seven hundred seventy-three million, three hundred sixteen thousand, seven hundred seventy-six".