22138100546 has 8 divisors (see below), whose sum is σ = 33215264400. Its totient is φ = 11066345748.

The previous prime is 22138100539. The next prime is 22138100561. The reversal of 22138100546 is 64500183122.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1342016 + ... + 1358411.

It is an arithmetic number, because the mean of its divisors is an integer number (4151908050).

Almost surely, 2^22138100546 is an apocalyptic number.

22138100546 is a deficient number, since it is larger than the sum of its proper divisors (11077163854).

22138100546 is a wasteful number, since it uses less digits than its factorization.

22138100546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704528.

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 22138100546 its reverse (64500183122), we get a palindrome (86638283668).

The spelling of 22138100546 in words is "twenty-two billion, one hundred thirty-eight million, one hundred thousand, five hundred forty-six".