2328333266781 has 6 divisors (see below), whose sum is σ = 3363148052030. Its totient is φ = 1552222177848.

The previous prime is 2328333266771. The next prime is 2328333266813. The reversal of 2328333266781 is 1876623338232.

2328333266781 is a `hidden beast` number, since 2 + 3 + 283 + 33 + 266 + 78 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2288775636900 + 39557629881 = 1512870^2 + 198891^2 .

It is not a de Polignac number, because 2328333266781 - 2¹⁹ = 2328332742493 is a prime.

It is a super-2 number, since 2×2328333266781² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2328333266771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129351848146 + ... + 129351848163.

Almost surely, 2^{2328333266781} is an apocalyptic number.

It is an amenable number.

2328333266781 is a deficient number, since it is larger than the sum of its proper divisors (1034814785249).

2328333266781 is a wasteful number, since it uses less digits than its factorization.

2328333266781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258703696315 (or 258703696312 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The spelling of 2328333266781 in words is "two trillion, three hundred twenty-eight billion, three hundred thirty-three million, two hundred sixty-six thousand, seven hundred eighty-one".