9220666680 has 96 divisors (see below), whose sum is σ = 30098296800. Its totient is φ = 2448085248.

The previous prime is 9220666657. The next prime is 9220666723. The reversal of 9220666680 is 866660229.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26517 + ... + 138363.

It is an arithmetic number, because the mean of its divisors is an integer number (313523925).

Almost surely, 2^9220666680 is an apocalyptic number.

9220666680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9220666680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15049148400).

9220666680 is an abundant number, since it is smaller than the sum of its proper divisors (20877630120).

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

9220666680 is a wasteful number, since it uses less digits than its factorization.

9220666680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112093 (or 112086 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 9220666680 is about 96024.3025488860. The cubic root of 9220666680 is about 2096.9469376389.

The spelling of 9220666680 in words is "nine billion, two hundred twenty million, six hundred sixty-six thousand, six hundred eighty".