20789068112 has 10 divisors (see below), whose sum is σ = 40278819498. Its totient is φ = 10394534048.

The previous prime is 20789068109. The next prime is 20789068129. The reversal of 20789068112 is 21186098702.

It can be written as a sum of positive squares in only one way, i.e., 17983882816 + 2805185296 = 134104^2 + 52964^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649658363 + ... + 649658394.

Almost surely, 2^20789068112 is an apocalyptic number.

It is an amenable number.

20789068112 is a deficient number, since it is larger than the sum of its proper divisors (19489751386).

20789068112 is a wasteful number, since it uses less digits than its factorization.

20789068112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299316765 (or 1299316759 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 44.

The spelling of 20789068112 in words is "twenty billion, seven hundred eighty-nine million, sixty-eight thousand, one hundred twelve".