9143668736 has 104 divisors (see below), whose sum is σ = 19079656704. Its totient is φ = 4376494080.

The previous prime is 9143668727. The next prime is 9143668741. The reversal of 9143668736 is 6378663419.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13586096 + ... + 13586768.

Almost surely, 2^9143668736 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 9143668736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9539828352).

9143668736 is an abundant number, since it is smaller than the sum of its proper divisors (9935987968).

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

9143668736 is a wasteful number, since it uses less digits than its factorization.

9143668736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835 (or 813 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 53.

The square root of 9143668736 is about 95622.5325747023. The cubic root of 9143668736 is about 2091.0937047061.

The spelling of 9143668736 in words is "nine billion, one hundred forty-three million, six hundred sixty-eight thousand, seven hundred thirty-six".