23615441425216 has 56 divisors (see below), whose sum is σ = 49668243493896. Its totient is φ = 11102001807360.

The previous prime is 23615441425183. The next prime is 23615441425217. The reversal of 23615441425216 is 61252414451632.

It can be written as a sum of positive squares in 4 ways, for example, as 17339895374400 + 6275546050816 = 4164120^2 + 2505104^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23615441425217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9800605 + ... + 11970076.

Almost surely, 2^{23615441425216} is an apocalyptic number.

It is an amenable number.

23615441425216 is an abundant number, since it is smaller than the sum of its proper divisors (26052802068680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23615441425216 is a wasteful number, since it uses less digits than its factorization.

23615441425216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21771707 (or 21771697 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 46.

Adding to 23615441425216 its reverse (61252414451632), we get a palindrome (84867855876848).

The spelling of 23615441425216 in words is "twenty-three trillion, six hundred fifteen billion, four hundred forty-one million, four hundred twenty-five thousand, two hundred sixteen".