22796397638 has 64 divisors (see below), whose sum is σ = 41680896000. Its totient is φ = 9133961760.

The previous prime is 22796397623. The next prime is 22796397643. The reversal of 22796397638 is 83679369722.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 6720923 + ... + 6724313.

It is an arithmetic number, because the mean of its divisors is an integer number (651264000).

Almost surely, 2^22796397638 is an apocalyptic number.

22796397638 is a deficient number, since it is larger than the sum of its proper divisors (18884498362).

22796397638 is a wasteful number, since it uses less digits than its factorization.

22796397638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745.

The product of its digits is 41150592, while the sum is 62.

The spelling of 22796397638 in words is "twenty-two billion, seven hundred ninety-six million, three hundred ninety-seven thousand, six hundred thirty-eight".