2286813525721 has 2 divisors, whose sum is σ = 2286813525722. Its totient is φ = 2286813525720.

The previous prime is 2286813525683. The next prime is 2286813525749. The reversal of 2286813525721 is 1275253186822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1157907275721 + 1128906250000 = 1076061^2 + 1062500^2 .

It is a cyclic number.

It is not a de Polignac number, because 2286813525721 - 2³⁷ = 2149374572249 is a prime.

It is a super-2 number, since 2×2286813525721² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2286813525121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1143406762860 + 1143406762861.

It is an arithmetic number, because the mean of its divisors is an integer number (1143406762861).

Almost surely, 2^{2286813525721} is an apocalyptic number.

It is an amenable number.

2286813525721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2286813525721 is an equidigital number, since it uses as much as digits as its factorization.

2286813525721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3225600, while the sum is 52.

The spelling of 2286813525721 in words is "two trillion, two hundred eighty-six billion, eight hundred thirteen million, five hundred twenty-five thousand, seven hundred twenty-one".