22431440104 has 8 divisors (see below), whose sum is σ = 42058950210. Its totient is φ = 11215720048.

The previous prime is 22431440099. The next prime is 22431440131. The reversal of 22431440104 is 40104413422.

It can be written as a sum of positive squares in only one way, i.e., 19098687204 + 3332752900 = 138198^2 + 57730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401964999 + ... + 1401965014.

Almost surely, 2^22431440104 is an apocalyptic number.

It is an amenable number.

22431440104 is a deficient number, since it is larger than the sum of its proper divisors (19627510106).

22431440104 is a wasteful number, since it uses less digits than its factorization.

22431440104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803930019 (or 2803930015 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 22431440104 its reverse (40104413422), we get a palindrome (62535853526).

The spelling of 22431440104 in words is "twenty-two billion, four hundred thirty-one million, four hundred forty thousand, one hundred four".