23649065983536 has 240 divisors, whose sum is σ = 75118711916160. Its totient is φ = 6374686832640.

The previous prime is 23649065983493. The next prime is 23649065983573. The reversal of 23649065983536 is 63538956094632.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9671875 + ... + 11867741.

It is an arithmetic number, because the mean of its divisors is an integer number (312994632984).

Almost surely, 2^{23649065983536} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23649065983536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37559355958080).

23649065983536 is an abundant number, since it is smaller than the sum of its proper divisors (51469645932624).

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

23649065983536 is a wasteful number, since it uses less digits than its factorization.

23649065983536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2196152 (or 2196139 counting only the distinct ones).

The product of its (nonzero) digits is 755827200, while the sum is 69.

The spelling of 23649065983536 in words is "twenty-three trillion, six hundred forty-nine billion, sixty-five million, nine hundred eighty-three thousand, five hundred thirty-six".