20752305733 has 2 divisors, whose sum is σ = 20752305734. Its totient is φ = 20752305732.

The previous prime is 20752305701. The next prime is 20752305793. The reversal of 20752305733 is 33750325702.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11307770244 + 9444535489 = 106338^2 + 97183^2 .

It is a cyclic number.

It is not a de Polignac number, because 20752305733 - 2⁵ = 20752305701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20752305692 and 20752305701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20752305793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10376152866 + 10376152867.

It is an arithmetic number, because the mean of its divisors is an integer number (10376152867).

Almost surely, 2^20752305733 is an apocalyptic number.

It is an amenable number.

20752305733 is a deficient number, since it is larger than the sum of its proper divisors (1).

20752305733 is an equidigital number, since it uses as much as digits as its factorization.

20752305733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 37.

The spelling of 20752305733 in words is "twenty billion, seven hundred fifty-two million, three hundred five thousand, seven hundred thirty-three".