22443135104406 has 64 divisors (see below), whose sum is σ = 48630508876800. Its totient is φ = 6880862774016.

The previous prime is 22443135104381. The next prime is 22443135104461. The reversal of 22443135104406 is 60440153134422.

It is a super-2 number, since 2×22443135104406² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3793071 + ... + 7698938.

It is an arithmetic number, because the mean of its divisors is an integer number (759851701200).

Almost surely, 2^{22443135104406} is an apocalyptic number.

22443135104406 is an abundant number, since it is smaller than the sum of its proper divisors (26187373772394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22443135104406 is a wasteful number, since it uses less digits than its factorization.

22443135104406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11492533.

The product of its (nonzero) digits is 276480, while the sum is 39.

Adding to 22443135104406 its reverse (60440153134422), we get a palindrome (82883288238828).

The spelling of 22443135104406 in words is "twenty-two trillion, four hundred forty-three billion, one hundred thirty-five million, one hundred four thousand, four hundred six".