9380716643 has 16 divisors (see below), whose sum is σ = 9788929920. Its totient is φ = 8982925056.

The previous prime is 9380716633. The next prime is 9380716663. The reversal of 9380716643 is 3466170839.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 9380716643 - 2²² = 9376522339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9380716633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435788 + ... + 456806.

It is an arithmetic number, because the mean of its divisors is an integer number (611808120).

Almost surely, 2^9380716643 is an apocalyptic number.

9380716643 is a deficient number, since it is larger than the sum of its proper divisors (408213277).

9380716643 is a wasteful number, since it uses less digits than its factorization.

9380716643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21266.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 9380716643 is about 96854.0997738351. The cubic root of 9380716643 is about 2109.0101631426.

The spelling of 9380716643 in words is "nine billion, three hundred eighty million, seven hundred sixteen thousand, six hundred forty-three".