22866782374 has 4 divisors (see below), whose sum is σ = 34300173564. Its totient is φ = 11433391186.

The previous prime is 22866782369. The next prime is 22866782377. The reversal of 22866782374 is 47328766822.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47328766822 = 2 ⋅23664383411.

It is a super-2 number, since 2×22866782374² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22866782377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5716695592 + ... + 5716695595.

It is an arithmetic number, because the mean of its divisors is an integer number (8575043391).

Almost surely, 2^22866782374 is an apocalyptic number.

22866782374 is a deficient number, since it is larger than the sum of its proper divisors (11433391190).

22866782374 is a wasteful number, since it uses less digits than its factorization.

22866782374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11433391189.

The product of its digits is 10838016, while the sum is 55.

The spelling of 22866782374 in words is "twenty-two billion, eight hundred sixty-six million, seven hundred eighty-two thousand, three hundred seventy-four".