8827949122509 has 16 divisors (see below), whose sum is σ = 13254867892224. Its totient is φ = 5177682769200.

The previous prime is 8827949122459. The next prime is 8827949122523. The reversal of 8827949122509 is 9052219497288.

It is not a de Polignac number, because 8827949122509 - 2¹² = 8827949118413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8827949122509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8827949122529) 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, 4314734619 + ... + 4314736664.

It is an arithmetic number, because the mean of its divisors is an integer number (828429243264).

Almost surely, 2^{8827949122509} is an apocalyptic number.

It is an amenable number.

8827949122509 is a deficient number, since it is larger than the sum of its proper divisors (4426918769715).

8827949122509 is a wasteful number, since it uses less digits than its factorization.

8827949122509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8629471328.

The product of its (nonzero) digits is 52254720, while the sum is 66.

The spelling of 8827949122509 in words is "eight trillion, eight hundred twenty-seven billion, nine hundred forty-nine million, one hundred twenty-two thousand, five hundred nine".