2286116784081 has 45 divisors (see below), whose sum is σ = 3698254175979. Its totient is φ = 1406732234544.

The previous prime is 2286116784059. The next prime is 2286116784097. The reversal of 2286116784081 is 1804876116822.

The square root of 2286116784081 is 1511991.

It is a perfect power (a square), and thus also a powerful number.

2286116784081 is a `hidden beast` number, since 228 + 6 + 1 + 1 + 6 + 7 + 8 + 408 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 338182956225 + 1947933827856 = 581535^2 + 1395684^2 .

It is not a de Polignac number, because 2286116784081 - 2²¹ = 2286114686929 is a prime.

It is a super-2 number, since 2×2286116784081² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2286116784001) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 176896486 + ... + 176909408.

Almost surely, 2^{2286116784081} is an apocalyptic number.

2286116784081 is the 1511991-st square number.

2286116784081 is the 755996-th centered octagonal number.

It is an amenable number.

2286116784081 is a deficient number, since it is larger than the sum of its proper divisors (1412137391898).

2286116784081 is an frugal number, since it uses more digits than its factorization.

2286116784081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25884 (or 12939 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 54.

The spelling of 2286116784081 in words is "two trillion, two hundred eighty-six billion, one hundred sixteen million, seven hundred eighty-four thousand, eighty-one".