17052194991 has 16 divisors (see below), whose sum is σ = 24850657664. Its totient is φ = 10337035104.

The previous prime is 17052194989. The next prime is 17052195001. The reversal of 17052194991 is 19949125071.

It is not a de Polignac number, because 17052194991 - 2¹ = 17052194989 is a prime.

It is a super-2 number, since 2×17052194991² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 17052194991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17052194911) 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, 3260341 + ... + 3265566.

It is an arithmetic number, because the mean of its divisors is an integer number (1553166104).

Almost surely, 2^17052194991 is an apocalyptic number.

17052194991 is a deficient number, since it is larger than the sum of its proper divisors (7798462673).

17052194991 is a wasteful number, since it uses less digits than its factorization.

17052194991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6525990.

The product of its (nonzero) digits is 204120, while the sum is 48.

The spelling of 17052194991 in words is "seventeen billion, fifty-two million, one hundred ninety-four thousand, nine hundred ninety-one".