7366566320 has 80 divisors (see below), whose sum is σ = 17292955680. Its totient is φ = 2918234112.

The previous prime is 7366566299. The next prime is 7366566329. The reversal of 7366566320 is 236656637.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (7366566329) 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, 8595332 + ... + 8596188.

It is an arithmetic number, because the mean of its divisors is an integer number (216161946).

Almost surely, 2^7366566320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7366566320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8646477840).

7366566320 is an abundant number, since it is smaller than the sum of its proper divisors (9926389360).

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

7366566320 is a wasteful number, since it uses less digits than its factorization.

7366566320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782 (or 1776 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 44.

The square root of 7366566320 is about 85828.7033573268. The cubic root of 7366566320 is about 1945.7559523640.

The spelling of 7366566320 in words is "seven billion, three hundred sixty-six million, five hundred sixty-six thousand, three hundred twenty".