26322639189 has 16 divisors (see below), whose sum is σ = 43757114880. Its totient is φ = 13674098160.

The previous prime is 26322639139. The next prime is 26322639223. The reversal of 26322639189 is 98193622362.

It is a happy number.

It is not a de Polignac number, because 26322639189 - 2⁸ = 26322638933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26322639139) 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, 56975179 + ... + 56975640.

It is an arithmetic number, because the mean of its divisors is an integer number (2734819680).

Almost surely, 2^26322639189 is an apocalyptic number.

It is an amenable number.

26322639189 is a deficient number, since it is larger than the sum of its proper divisors (17434475691).

26322639189 is a wasteful number, since it uses less digits than its factorization.

26322639189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113950840.

The product of its digits is 1679616, while the sum is 51.

The spelling of 26322639189 in words is "twenty-six billion, three hundred twenty-two million, six hundred thirty-nine thousand, one hundred eighty-nine".