9941643306 has 24 divisors (see below), whose sum is σ = 24617402784. Its totient is φ = 2840469480.

The previous prime is 9941643269. The next prime is 9941643319. The reversal of 9941643306 is 6033461499.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39450840 + ... + 39451091.

It is an arithmetic number, because the mean of its divisors is an integer number (1025725116).

Almost surely, 2^9941643306 is an apocalyptic number.

9941643306 is an abundant number, since it is smaller than the sum of its proper divisors (14675759478).

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

9941643306 is a wasteful number, since it uses less digits than its factorization.

9941643306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78901946 (or 78901943 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 9941643306 is about 99707.7895953972. The cubic root of 9941643306 is about 2150.2356551503.

The spelling of 9941643306 in words is "nine billion, nine hundred forty-one million, six hundred forty-three thousand, three hundred six".