23771422016 has 28 divisors (see below), whose sum is σ = 47341744788. Its totient is φ = 11842793472.

The previous prime is 23771422013. The next prime is 23771422043. The reversal of 23771422016 is 61022417732.

It can be written as a sum of positive squares in 2 ways, for example, as 1360134400 + 22411287616 = 36880^2 + 149704^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23771422013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652721 + ... + 688176.

Almost surely, 2^23771422016 is an apocalyptic number.

It is an amenable number.

23771422016 is a deficient number, since it is larger than the sum of its proper divisors (23570322772).

23771422016 is a wasteful number, since it uses less digits than its factorization.

23771422016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341186 (or 1341176 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

Adding to 23771422016 its reverse (61022417732), we get a palindrome (84793839748).

The spelling of 23771422016 in words is "twenty-three billion, seven hundred seventy-one million, four hundred twenty-two thousand, sixteen".