5822172661 has 2 divisors, whose sum is σ = 5822172662. Its totient is φ = 5822172660.

The previous prime is 5822172659. The next prime is 5822172691. The reversal of 5822172661 is 1662712285.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5479700625 + 342472036 = 74025^2 + 18506^2 .

It is a cyclic number.

It is not a de Polignac number, because 5822172661 - 2¹ = 5822172659 is a prime.

Together with 5822172659, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5822172691) 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 as a sum of consecutive naturals, namely, 2911086330 + 2911086331.

It is an arithmetic number, because the mean of its divisors is an integer number (2911086331).

Almost surely, 2^5822172661 is an apocalyptic number.

It is an amenable number.

5822172661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5822172661 is an equidigital number, since it uses as much as digits as its factorization.

5822172661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 40.

The square root of 5822172661 is about 76303.1628505660. The cubic root of 5822172661 is about 1798.9883884673.

The spelling of 5822172661 in words is "five billion, eight hundred twenty-two million, one hundred seventy-two thousand, six hundred sixty-one".