4206859450417 has 4 divisors (see below), whose sum is σ = 4530464023540. Its totient is φ = 3883254877296.

The previous prime is 4206859450373. The next prime is 4206859450447. The reversal of 4206859450417 is 7140549586024.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 792952849441 + 3413906600976 = 890479^2 + 1847676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4206859450417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4206859450447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161802286542 + ... + 161802286567.

It is an arithmetic number, because the mean of its divisors is an integer number (1132616005885).

Almost surely, 2^{4206859450417} is an apocalyptic number.

It is an amenable number.

4206859450417 is a deficient number, since it is larger than the sum of its proper divisors (323604573123).

4206859450417 is a wasteful number, since it uses less digits than its factorization.

4206859450417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323604573122.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 4206859450417 in words is "four trillion, two hundred six billion, eight hundred fifty-nine million, four hundred fifty thousand, four hundred seventeen".