20330760188 has 12 divisors (see below), whose sum is σ = 35586121200. Its totient is φ = 10163296992.

The previous prime is 20330760187. The next prime is 20330760223. The reversal of 20330760188 is 88106703302.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330760181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498713 + ... + 537936.

It is an arithmetic number, because the mean of its divisors is an integer number (2965510100).

Almost surely, 2^20330760188 is an apocalyptic number.

It is an amenable number.

20330760188 is a deficient number, since it is larger than the sum of its proper divisors (15255361012).

20330760188 is a wasteful number, since it uses less digits than its factorization.

20330760188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041556 (or 1041554 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 20330760188 in words is "twenty billion, three hundred thirty million, seven hundred sixty thousand, one hundred eighty-eight".