9399775680 has 112 divisors (see below), whose sum is σ = 33160350240. Its totient is φ = 2506604544.

The previous prime is 9399775657. The next prime is 9399775687. The reversal of 9399775680 is 865779939.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9399775687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535329 + ... + 552608.

Almost surely, 2^9399775680 is an apocalyptic number.

9399775680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9399775680 is an abundant number, since it is smaller than the sum of its proper divisors (23760574560).

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

9399775680 is a wasteful number, since it uses less digits than its factorization.

9399775680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087963 (or 1087947 counting only the distinct ones).

The product of its (nonzero) digits is 25719120, while the sum is 63.

The square root of 9399775680 is about 96952.4402993550. The cubic root of 9399775680 is about 2110.4375065159.

The spelling of 9399775680 in words is "nine billion, three hundred ninety-nine million, seven hundred seventy-five thousand, six hundred eighty".