23500441436 has 72 divisors (see below), whose sum is σ = 45353782656. Its totient is φ = 10606878720.

The previous prime is 23500441423. The next prime is 23500441451. The reversal of 23500441436 is 63414400532.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 40728380 + ... + 40728956.

It is an arithmetic number, because the mean of its divisors is an integer number (629913648).

Almost surely, 2^23500441436 is an apocalyptic number.

It is an amenable number.

23500441436 is a deficient number, since it is larger than the sum of its proper divisors (21853341220).

23500441436 is a wasteful number, since it uses less digits than its factorization.

23500441436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 766 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 23500441436 its reverse (63414400532), we get a palindrome (86914841968).

The spelling of 23500441436 in words is "twenty-three billion, five hundred million, four hundred forty-one thousand, four hundred thirty-six".