20366722672 has 20 divisors (see below), whose sum is σ = 39647548456. Its totient is φ = 10135097280.

The previous prime is 20366722669. The next prime is 20366722693. The reversal of 20366722672 is 27622766302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3013023 + ... + 3019774.

Almost surely, 2^20366722672 is an apocalyptic number.

It is an amenable number.

20366722672 is a deficient number, since it is larger than the sum of its proper divisors (19280825784).

20366722672 is a wasteful number, since it uses less digits than its factorization.

20366722672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6033016 (or 6033010 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 20366722672 in words is "twenty billion, three hundred sixty-six million, seven hundred twenty-two thousand, six hundred seventy-two".