4065513066 has 32 divisors (see below), whose sum is σ = 9226702080. Its totient is φ = 1326336768.

The previous prime is 4065513061. The next prime is 4065513079. The reversal of 4065513066 is 6603155604.

4065513066 is a `hidden beast` number, since 40 + 6 + 551 + 3 + 0 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4065513066.

It is not an unprimeable number, because it can be changed into a prime (4065513061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798391 + ... + 803466.

It is an arithmetic number, because the mean of its divisors is an integer number (288334440).

Almost surely, 2^4065513066 is an apocalyptic number.

4065513066 is an abundant number, since it is smaller than the sum of its proper divisors (5161189014).

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

4065513066 is a wasteful number, since it uses less digits than its factorization.

4065513066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601915 (or 1601909 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 4065513066 is about 63761.3759732332. The cubic root of 4065513066 is about 1596.0204573668.

The spelling of 4065513066 in words is "four billion, sixty-five million, five hundred thirteen thousand, sixty-six".