4115640066 has 8 divisors (see below), whose sum is σ = 8231280144. Its totient is φ = 1371880020.

The previous prime is 4115640059. The next prime is 4115640077. The reversal of 4115640066 is 6600465114.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

4115640066 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342970000 + ... + 342970011.

It is an arithmetic number, because the mean of its divisors is an integer number (1028910018).

Almost surely, 2^4115640066 is an apocalyptic number.

4115640066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4115640066 is a wasteful number, since it uses less digits than its factorization.

4115640066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685940016.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 4115640066 is about 64153.2545238353. The cubic root of 4115640066 is about 1602.5532237485.

The spelling of 4115640066 in words is "four billion, one hundred fifteen million, six hundred forty thousand, sixty-six".