4120845007217 has 16 divisors (see below), whose sum is σ = 4297825128960. Its totient is φ = 3947609457792.

The previous prime is 4120845007207. The next prime is 4120845007247. The reversal of 4120845007217 is 7127005480214.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4120845007217 is a prime.

It is a super-3 number, since 3×4120845007217³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4120845007207) 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, 5864093 + ... + 6529109.

It is an arithmetic number, because the mean of its divisors is an integer number (268614070560).

Almost surely, 2^{4120845007217} is an apocalyptic number.

It is an amenable number.

4120845007217 is a deficient number, since it is larger than the sum of its proper divisors (176980121743).

4120845007217 is a wasteful number, since it uses less digits than its factorization.

4120845007217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667832.

The product of its (nonzero) digits is 125440, while the sum is 41.

The spelling of 4120845007217 in words is "four trillion, one hundred twenty billion, eight hundred forty-five million, seven thousand, two hundred seventeen".