8540383064 has 32 divisors (see below), whose sum is σ = 16063057920. Its totient is φ = 4256927136.

The previous prime is 8540383057. The next prime is 8540383067. The reversal of 8540383064 is 4603830458.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8540383067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5134697 + ... + 5136359.

It is an arithmetic number, because the mean of its divisors is an integer number (501970560).

Almost surely, 2^8540383064 is an apocalyptic number.

It is an amenable number.

8540383064 is a deficient number, since it is larger than the sum of its proper divisors (7522674856).

8540383064 is a wasteful number, since it uses less digits than its factorization.

8540383064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279 (or 3275 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 8540383064 is about 92414.1929792172. The cubic root of 8540383064 is about 2044.0544018108.

The spelling of 8540383064 in words is "eight billion, five hundred forty million, three hundred eighty-three thousand, sixty-four".