22697117871 has 16 divisors (see below), whose sum is σ = 30993623136. Its totient is φ = 14768971776.

The previous prime is 22697117827. The next prime is 22697117909. The reversal of 22697117871 is 17871179622.

It is not a de Polignac number, because 22697117871 - 2¹¹ = 22697115823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22697117171) 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 15 ways as a sum of consecutive naturals, for example, 339130 + ... + 400503.

It is an arithmetic number, because the mean of its divisors is an integer number (1937101446).

Almost surely, 2^22697117871 is an apocalyptic number.

22697117871 is a deficient number, since it is larger than the sum of its proper divisors (8296505265).

22697117871 is a wasteful number, since it uses less digits than its factorization.

22697117871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739882.

The product of its digits is 592704, while the sum is 51.

The spelling of 22697117871 in words is "twenty-two billion, six hundred ninety-seven million, one hundred seventeen thousand, eight hundred seventy-one".