5561172833389 has 4 divisors (see below), whose sum is σ = 5562220337820. Its totient is φ = 5560125328960.

The previous prime is 5561172833387. The next prime is 5561172833417. The reversal of 5561172833389 is 9833382711655.

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 270519613225 + 5290653220164 = 520115^2 + 2300142^2 .

It is a cyclic number.

It is not a de Polignac number, because 5561172833389 - 2¹ = 5561172833387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561172833387) 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, 523744252 + ... + 523754869.

It is an arithmetic number, because the mean of its divisors is an integer number (1390555084455).

Almost surely, 2^{5561172833389} is an apocalyptic number.

It is an amenable number.

5561172833389 is a deficient number, since it is larger than the sum of its proper divisors (1047504431).

5561172833389 is a wasteful number, since it uses less digits than its factorization.

5561172833389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047504430.

The product of its digits is 32659200, while the sum is 61.

The spelling of 5561172833389 in words is "five trillion, five hundred sixty-one billion, one hundred seventy-two million, eight hundred thirty-three thousand, three hundred eighty-nine".