20088166612 has 6 divisors (see below), whose sum is σ = 35154291578. Its totient is φ = 10044083304.

The previous prime is 20088166607. The next prime is 20088166619. The reversal of 20088166612 is 21666188002.

It can be written as a sum of positive squares in only one way, i.e., 16249620676 + 3838545936 = 127474^2 + 61956^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20088166619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2511020823 + ... + 2511020830.

Almost surely, 2^20088166612 is an apocalyptic number.

It is an amenable number.

20088166612 is a deficient number, since it is larger than the sum of its proper divisors (15066124966).

20088166612 is a wasteful number, since it uses less digits than its factorization.

20088166612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5022041657 (or 5022041655 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 20088166612 in words is "twenty billion, eighty-eight million, one hundred sixty-six thousand, six hundred twelve".