2239182049169 has 4 divisors (see below), whose sum is σ = 2411426822196. Its totient is φ = 2066937276144.

The previous prime is 2239182049129. The next prime is 2239182049189. The reversal of 2239182049169 is 9619402819322.

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 945196172944 + 1293985876225 = 972212^2 + 1137535^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2239182049169 is a prime.

It is a super-2 number, since 2×2239182049169² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2239182049129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86122386494 + ... + 86122386519.

It is an arithmetic number, because the mean of its divisors is an integer number (602856705549).

Almost surely, 2^{2239182049169} is an apocalyptic number.

It is an amenable number.

2239182049169 is a deficient number, since it is larger than the sum of its proper divisors (172244773027).

2239182049169 is a wasteful number, since it uses less digits than its factorization.

2239182049169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172244773026.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 2239182049169 in words is "two trillion, two hundred thirty-nine billion, one hundred eighty-two million, forty-nine thousand, one hundred sixty-nine".