2061722000173 has 8 divisors (see below), whose sum is σ = 2249192825856. Its totient is φ = 1874258100000.

The previous prime is 2061722000167. The next prime is 2061722000209. The reversal of 2061722000173 is 3710002271602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2061722000173 - 2¹³ = 2061721991981 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 (2061722000773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1098861 + ... + 2308882.

It is an arithmetic number, because the mean of its divisors is an integer number (281149103232).

Almost surely, 2^{2061722000173} is an apocalyptic number.

It is an amenable number.

2061722000173 is a deficient number, since it is larger than the sum of its proper divisors (187470825683).

2061722000173 is a wasteful number, since it uses less digits than its factorization.

2061722000173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462755.

The product of its (nonzero) digits is 7056, while the sum is 31.

Adding to 2061722000173 its reverse (3710002271602), we get a palindrome (5771724271775).

The spelling of 2061722000173 in words is "two trillion, sixty-one billion, seven hundred twenty-two million, one hundred seventy-three", and thus it is an aban number.