22040043245 has 16 divisors (see below), whose sum is σ = 29341448640. Its totient is φ = 15757440000.

The previous prime is 22040043217. The next prime is 22040043257. The reversal of 22040043245 is 54234004022.

It is a happy number.

It is not a de Polignac number, because 22040043245 - 2²⁰ = 22038994669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3392756 + ... + 3399245.

It is an arithmetic number, because the mean of its divisors is an integer number (1833840540).

Almost surely, 2^22040043245 is an apocalyptic number.

It is an amenable number.

22040043245 is a deficient number, since it is larger than the sum of its proper divisors (7301405395).

22040043245 is a wasteful number, since it uses less digits than its factorization.

22040043245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6792076.

The product of its (nonzero) digits is 7680, while the sum is 26.

Adding to 22040043245 its reverse (54234004022), we get a palindrome (76274047267).

The spelling of 22040043245 in words is "twenty-two billion, forty million, forty-three thousand, two hundred forty-five".