20882808293 has 2 divisors, whose sum is σ = 20882808294. Its totient is φ = 20882808292.

The previous prime is 20882808281. The next prime is 20882808307. The reversal of 20882808293 is 39280828802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19928121889 + 954686404 = 141167^2 + 30898^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20882808293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20882808223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10441404146 + 10441404147.

It is an arithmetic number, because the mean of its divisors is an integer number (10441404147).

Almost surely, 2^20882808293 is an apocalyptic number.

It is an amenable number.

20882808293 is a deficient number, since it is larger than the sum of its proper divisors (1).

20882808293 is an equidigital number, since it uses as much as digits as its factorization.

20882808293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 50.

The spelling of 20882808293 in words is "twenty billion, eight hundred eighty-two million, eight hundred eight thousand, two hundred ninety-three".