4617620412209 has 4 divisors (see below), whose sum is σ = 5277280471104. Its totient is φ = 3957960353316.

The previous prime is 4617620412173. The next prime is 4617620412253. The reversal of 4617620412209 is 9022140267164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4617620412209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4617620412209.

It is not an unprimeable number, because it can be changed into a prime (4617620412299) 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, 329830029437 + ... + 329830029450.

It is an arithmetic number, because the mean of its divisors is an integer number (1319320117776).

Almost surely, 2^{4617620412209} is an apocalyptic number.

It is an amenable number.

4617620412209 is a deficient number, since it is larger than the sum of its proper divisors (659660058895).

4617620412209 is an equidigital number, since it uses as much as digits as its factorization.

4617620412209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659660058894.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 4617620412209 in words is "four trillion, six hundred seventeen billion, six hundred twenty million, four hundred twelve thousand, two hundred nine".