9745983830 has 32 divisors (see below), whose sum is σ = 19141829280. Its totient is φ = 3543205120.

The previous prime is 9745983791. The next prime is 9745983833. The reversal of 9745983830 is 383895479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9745983833) 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, 754466 + ... + 767274.

It is an arithmetic number, because the mean of its divisors is an integer number (598182165).

Almost surely, 2^9745983830 is an apocalyptic number.

9745983830 is a deficient number, since it is larger than the sum of its proper divisors (9395845450).

9745983830 is a wasteful number, since it uses less digits than its factorization.

9745983830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19744.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The square root of 9745983830 is about 98721.7495286626. The cubic root of 9745983830 is about 2136.0359719554.

The spelling of 9745983830 in words is "nine billion, seven hundred forty-five million, nine hundred eighty-three thousand, eight hundred thirty".