182738784284281 has 3 divisors (see below), whose sum is σ = 182738797802373. Its totient is φ = 182738770766190.

The previous prime is 182738784284279. The next prime is 182738784284293. The reversal of 182738784284281 is 182482487837281.

The square root of 182738784284281 is 13518091.

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

182738784284281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 182738784284281 - 2¹ = 182738784284279 is a prime.

It is a super-2 number, since 2×182738784284281² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (182738784284081) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6759046 + ... + 20277136.

It is an arithmetic number, because the mean of its divisors is an integer number (60912932600791).

Almost surely, 2^{182738784284281} is an apocalyptic number.

182738784284281 is the 13518091-st square number.

182738784284281 is the 6759046-th centered octagonal number.

It is an amenable number.

182738784284281 is a deficient number, since it is larger than the sum of its proper divisors (13518092).

182738784284281 is an frugal number, since it uses more digits than its factorization.

182738784284281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27036182 (or 13518091 counting only the distinct ones).

The product of its digits is 616562688, while the sum is 73.

The spelling of 182738784284281 in words is "one hundred eighty-two trillion, seven hundred thirty-eight billion, seven hundred eighty-four million, two hundred eighty-four thousand, two hundred eighty-one".