22045729042 has 16 divisors (see below), whose sum is σ = 33316272000. Its totient is φ = 10940577120.

The previous prime is 22045729009. The next prime is 22045729133. The reversal of 22045729042 is 24092754022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22045728992 and 22045729010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95067 + ... + 230497.

It is an arithmetic number, because the mean of its divisors is an integer number (2082267000).

Almost surely, 2^22045729042 is an apocalyptic number.

22045729042 is a deficient number, since it is larger than the sum of its proper divisors (11270542958).

22045729042 is a wasteful number, since it uses less digits than its factorization.

22045729042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136041.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 22045729042 in words is "twenty-two billion, forty-five million, seven hundred twenty-nine thousand, forty-two".