20369033753 has 2 divisors, whose sum is σ = 20369033754. Its totient is φ = 20369033752.

The previous prime is 20369033731. The next prime is 20369033761. The reversal of 20369033753 is 35733096302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19895666704 + 473367049 = 141052^2 + 21757^2 .

It is a cyclic number.

It is not a de Polignac number, because 20369033753 - 2¹⁴ = 20369017369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20369033753.

It is not a weakly prime, because it can be changed into another prime (20369033653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10184516876 + 10184516877.

It is an arithmetic number, because the mean of its divisors is an integer number (10184516877).

Almost surely, 2^20369033753 is an apocalyptic number.

It is an amenable number.

20369033753 is a deficient number, since it is larger than the sum of its proper divisors (1).

20369033753 is an equidigital number, since it uses as much as digits as its factorization.

20369033753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 306180, while the sum is 41.

The spelling of 20369033753 in words is "twenty billion, three hundred sixty-nine million, thirty-three thousand, seven hundred fifty-three".