19680822776 has 16 divisors (see below), whose sum is σ = 37407044400. Its totient is φ = 9705610944.

The previous prime is 19680822751. The next prime is 19680822823. The reversal of 19680822776 is 67722808691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16849436 + ... + 16850603.

It is an arithmetic number, because the mean of its divisors is an integer number (2337940275).

Almost surely, 2^19680822776 is an apocalyptic number.

It is an amenable number.

19680822776 is a deficient number, since it is larger than the sum of its proper divisors (17726221624).

19680822776 is a wasteful number, since it uses less digits than its factorization.

19680822776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33700118 (or 33700114 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 56.

The spelling of 19680822776 in words is "nineteen billion, six hundred eighty million, eight hundred twenty-two thousand, seven hundred seventy-six".