23402444444 has 12 divisors (see below), whose sum is σ = 40996203024. Its totient is φ = 11689243584.

The previous prime is 23402444383. The next prime is 23402444473. The reversal of 23402444444 is 44444420432.

It is a happy number.

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, 2990264 + ... + 2998079.

It is an arithmetic number, because the mean of its divisors is an integer number (3416350252).

Almost surely, 2^23402444444 is an apocalyptic number.

It is an amenable number.

23402444444 is a deficient number, since it is larger than the sum of its proper divisors (17593758580).

23402444444 is a wasteful number, since it uses less digits than its factorization.

23402444444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5989324 (or 5989322 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 23402444444 its reverse (44444420432), we get a palindrome (67846864876).

The spelling of 23402444444 in words is "twenty-three billion, four hundred two million, four hundred forty-four thousand, four hundred forty-four".