20874791176 has 16 divisors (see below), whose sum is σ = 39233653200. Its totient is φ = 10412483664.

The previous prime is 20874791159. The next prime is 20874791183. The reversal of 20874791176 is 67119747802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3110430 + ... + 3117133.

It is an arithmetic number, because the mean of its divisors is an integer number (2452103325).

Almost surely, 2^20874791176 is an apocalyptic number.

It is an amenable number.

20874791176 is a deficient number, since it is larger than the sum of its proper divisors (18358862024).

20874791176 is a wasteful number, since it uses less digits than its factorization.

20874791176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6227988 (or 6227984 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 52.

The spelling of 20874791176 in words is "twenty billion, eight hundred seventy-four million, seven hundred ninety-one thousand, one hundred seventy-six".