22445243224402 has 16 divisors (see below), whose sum is σ = 35439963251040. Its totient is φ = 10631925658368.

The previous prime is 22445243224373. The next prime is 22445243224409. The reversal of 22445243224402 is 20442234254422.

It is not an unprimeable number, because it can be changed into a prime (22445243224409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16522098 + ... + 17828914.

It is an arithmetic number, because the mean of its divisors is an integer number (2214997703190).

Almost surely, 2^{22445243224402} is an apocalyptic number.

22445243224402 is a deficient number, since it is larger than the sum of its proper divisors (12994720026638).

22445243224402 is a wasteful number, since it uses less digits than its factorization.

22445243224402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758825.

The product of its (nonzero) digits is 983040, while the sum is 40.

Adding to 22445243224402 its reverse (20442234254422), we get a palindrome (42887477478824).

The spelling of 22445243224402 in words is "twenty-two trillion, four hundred forty-five billion, two hundred forty-three million, two hundred twenty-four thousand, four hundred two".