22035503444 has 12 divisors (see below), whose sum is σ = 38563505568. Its totient is φ = 11017359000.

The previous prime is 22035503443. The next prime is 22035503447. The reversal of 22035503444 is 44430553022.

It is a super-2 number, since 2×22035503444² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22035503444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22035503443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54419 + ... + 216869.

It is an arithmetic number, because the mean of its divisors is an integer number (3213625464).

Almost surely, 2^22035503444 is an apocalyptic number.

It is an amenable number.

22035503444 is a deficient number, since it is larger than the sum of its proper divisors (16528002124).

22035503444 is a wasteful number, since it uses less digits than its factorization.

22035503444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196366 (or 196364 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The spelling of 22035503444 in words is "twenty-two billion, thirty-five million, five hundred three thousand, four hundred forty-four".