202140416893 has 2 divisors, whose sum is σ = 202140416894. Its totient is φ = 202140416892.

The previous prime is 202140416867. The next prime is 202140416923. The reversal of 202140416893 is 398614041202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106868186649 + 95272230244 = 326907^2 + 308662^2 .

It is a cyclic number.

It is not a de Polignac number, because 202140416893 - 2²¹ = 202138319741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202140416813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101070208446 + 101070208447.

It is an arithmetic number, because the mean of its divisors is an integer number (101070208447).

Almost surely, 2^202140416893 is an apocalyptic number.

It is an amenable number.

202140416893 is a deficient number, since it is larger than the sum of its proper divisors (1).

202140416893 is an equidigital number, since it uses as much as digits as its factorization.

202140416893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 202140416893 in words is "two hundred two billion, one hundred forty million, four hundred sixteen thousand, eight hundred ninety-three".