20012752733 has 16 divisors (see below), whose sum is σ = 21825630144. Its totient is φ = 18273450240.

The previous prime is 20012752729. The next prime is 20012752769. The reversal of 20012752733 is 33725721002.

It is a cyclic number.

It is not a de Polignac number, because 20012752733 - 2² = 20012752729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20012752733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012752723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172418 + ... + 264108.

It is an arithmetic number, because the mean of its divisors is an integer number (1364101884).

Almost surely, 2^20012752733 is an apocalyptic number.

It is an amenable number.

20012752733 is a deficient number, since it is larger than the sum of its proper divisors (1812877411).

20012752733 is a wasteful number, since it uses less digits than its factorization.

20012752733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92092.

The product of its (nonzero) digits is 17640, while the sum is 32.

The spelling of 20012752733 in words is "twenty billion, twelve million, seven hundred fifty-two thousand, seven hundred thirty-three".