20333970752 has 14 divisors (see below), whose sum is σ = 40350223338. Its totient is φ = 10166985344.

The previous prime is 20333970721. The next prime is 20333970757. The reversal of 20333970752 is 25707933302.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20318791936 + 15178816 = 142544^2 + 3896^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20333970757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158859083 + ... + 158859210.

Almost surely, 2^20333970752 is an apocalyptic number.

It is an amenable number.

20333970752 is a deficient number, since it is larger than the sum of its proper divisors (20016252586).

20333970752 is an equidigital number, since it uses as much as digits as its factorization.

20333970752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317718305 (or 317718295 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 41.

The spelling of 20333970752 in words is "twenty billion, three hundred thirty-three million, nine hundred seventy thousand, seven hundred fifty-two".