20892902353 has 2 divisors, whose sum is σ = 20892902354. Its totient is φ = 20892902352.

The previous prime is 20892902309. The next prime is 20892902411. The reversal of 20892902353 is 35320929802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10503585169 + 10389317184 = 102487^2 + 101928^2 .

It is a cyclic number.

It is not a de Polignac number, because 20892902353 - 2²⁹ = 20356031441 is a prime.

It is not a weakly prime, because it can be changed into another prime (20893902353) 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, 10446451176 + 10446451177.

It is an arithmetic number, because the mean of its divisors is an integer number (10446451177).

Almost surely, 2^20892902353 is an apocalyptic number.

It is an amenable number.

20892902353 is a deficient number, since it is larger than the sum of its proper divisors (1).

20892902353 is an equidigital number, since it uses as much as digits as its factorization.

20892902353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 20892902353 in words is "twenty billion, eight hundred ninety-two million, nine hundred two thousand, three hundred fifty-three".