22443402345 has 32 divisors (see below), whose sum is σ = 44196241152. Its totient is φ = 9470621952.

The previous prime is 22443402287. The next prime is 22443402361. The reversal of 22443402345 is 54320434422.

It is not a de Polignac number, because 22443402345 - 2⁷ = 22443402217 is a prime.

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, 8219662 + ... + 8222391.

It is an arithmetic number, because the mean of its divisors is an integer number (1381132536).

Almost surely, 2^22443402345 is an apocalyptic number.

It is an amenable number.

22443402345 is a deficient number, since it is larger than the sum of its proper divisors (21752838807).

22443402345 is a wasteful number, since it uses less digits than its factorization.

22443402345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16442081.

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 22443402345 its reverse (54320434422), we get a palindrome (76763836767).

The spelling of 22443402345 in words is "twenty-two billion, four hundred forty-three million, four hundred two thousand, three hundred forty-five".