22039001954 has 16 divisors (see below), whose sum is σ = 34169955840. Its totient is φ = 10655140560.

The previous prime is 22039001923. The next prime is 22039001983. The reversal of 22039001954 is 45910093022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523714 + ... + 1538109.

It is an arithmetic number, because the mean of its divisors is an integer number (2135622240).

Almost surely, 2^22039001954 is an apocalyptic number.

22039001954 is a deficient number, since it is larger than the sum of its proper divisors (12130953886).

22039001954 is a wasteful number, since it uses less digits than its factorization.

22039001954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061945.

The product of its (nonzero) digits is 19440, while the sum is 35.

Adding to 22039001954 its reverse (45910093022), we get a palindrome (67949094976).

The spelling of 22039001954 in words is "twenty-two billion, thirty-nine million, one thousand, nine hundred fifty-four".