20216810732 has 6 divisors (see below), whose sum is σ = 35379418788. Its totient is φ = 10108405364.

The previous prime is 20216810729. The next prime is 20216810741. The reversal of 20216810732 is 23701861202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527101338 + ... + 2527101345.

It is an arithmetic number, because the mean of its divisors is an integer number (5896569798).

Almost surely, 2^20216810732 is an apocalyptic number.

It is an amenable number.

20216810732 is a deficient number, since it is larger than the sum of its proper divisors (15162608056).

20216810732 is a wasteful number, since it uses less digits than its factorization.

20216810732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5054202687 (or 5054202685 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 20216810732 in words is "twenty billion, two hundred sixteen million, eight hundred ten thousand, seven hundred thirty-two".