23444666678 has 16 divisors (see below), whose sum is σ = 36976048560. Its totient is φ = 11132570400.

The previous prime is 23444666677. The next prime is 23444666711. The reversal of 23444666678 is 87666644432.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23444666677) 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 in 7 ways as a sum of consecutive naturals, for example, 3309728 + ... + 3316803.

It is an arithmetic number, because the mean of its divisors is an integer number (2311003035).

Almost surely, 2^23444666678 is an apocalyptic number.

23444666678 is a deficient number, since it is larger than the sum of its proper divisors (13531381882).

23444666678 is a wasteful number, since it uses less digits than its factorization.

23444666678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6626623.

The product of its digits is 27869184, while the sum is 56.

The spelling of 23444666678 in words is "twenty-three billion, four hundred forty-four million, six hundred sixty-six thousand, six hundred seventy-eight".