4215120066 has 32 divisors (see below), whose sum is σ = 9370728000. Its totient is φ = 1404470880.

The previous prime is 4215120061. The next prime is 4215120071. The reversal of 4215120066 is 6600215124.

It is an interprime number because it is at equal distance from previous prime (4215120061) and next prime (4215120071).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4215120061) 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, 131286 + ... + 160206.

It is an arithmetic number, because the mean of its divisors is an integer number (292835250).

Almost surely, 2^4215120066 is an apocalyptic number.

4215120066 is an abundant number, since it is smaller than the sum of its proper divisors (5155607934).

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

4215120066 is a wasteful number, since it uses less digits than its factorization.

4215120066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31631 (or 31625 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 4215120066 is about 64923.9560254919. The cubic root of 4215120066 is about 1615.3624501291.

The spelling of 4215120066 in words is "four billion, two hundred fifteen million, one hundred twenty thousand, sixty-six".