23143839364 has 12 divisors (see below), whose sum is σ = 41596360204. Its totient is φ = 11259165024.

The previous prime is 23143839361. The next prime is 23143839377. The reversal of 23143839364 is 46393834132.

It can be written as a sum of positive squares in 2 ways, for example, as 11767910400 + 11375928964 = 108480^2 + 106658^2 .

It is not an unprimeable number, because it can be changed into a prime (23143839361) 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 3 ways as a sum of consecutive naturals, for example, 78188499 + ... + 78188794.

Almost surely, 2^23143839364 is an apocalyptic number.

It is an amenable number.

23143839364 is a deficient number, since it is larger than the sum of its proper divisors (18452520840).

23143839364 is a wasteful number, since it uses less digits than its factorization.

23143839364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156377334 (or 156377332 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 46.

The spelling of 23143839364 in words is "twenty-three billion, one hundred forty-three million, eight hundred thirty-nine thousand, three hundred sixty-four".