2020187448893 has 2 divisors, whose sum is σ = 2020187448894. Its totient is φ = 2020187448892.

The previous prime is 2020187448871. The next prime is 2020187448941. The reversal of 2020187448893 is 3988447810202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1724423327929 + 295764120964 = 1313173^2 + 543842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020187448893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2020187441893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010093724446 + 1010093724447.

It is an arithmetic number, because the mean of its divisors is an integer number (1010093724447).

Almost surely, 2^{2020187448893} is an apocalyptic number.

It is an amenable number.

2020187448893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020187448893 is an equidigital number, since it uses as much as digits as its factorization.

2020187448893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6193152, while the sum is 56.

The spelling of 2020187448893 in words is "two trillion, twenty billion, one hundred eighty-seven million, four hundred forty-eight thousand, eight hundred ninety-three".