23649874228 has 12 divisors (see below), whose sum is σ = 41402464740. Its totient is φ = 11820598592.

The previous prime is 23649874219. The next prime is 23649874307. The reversal of 23649874228 is 82247894632.

It can be written as a sum of positive squares in 2 ways, for example, as 14851809424 + 8798064804 = 121868^2 + 93798^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1072351 + ... + 1094182.

It is an arithmetic number, because the mean of its divisors is an integer number (3450205395).

Almost surely, 2^23649874228 is an apocalyptic number.

It is an amenable number.

23649874228 is a deficient number, since it is larger than the sum of its proper divisors (17752590512).

23649874228 is a wasteful number, since it uses less digits than its factorization.

23649874228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2169266 (or 2169264 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 55.

The spelling of 23649874228 in words is "twenty-three billion, six hundred forty-nine million, eight hundred seventy-four thousand, two hundred twenty-eight".