22343949511 has 12 divisors (see below), whose sum is σ = 24200385552. Its totient is φ = 20620531776.

The previous prime is 22343949443. The next prime is 22343949527. The reversal of 22343949511 is 11594934322.

It is not a de Polignac number, because 22343949511 - 2⁹ = 22343948999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22343949011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 903270 + ... + 927676.

It is an arithmetic number, because the mean of its divisors is an integer number (2016698796).

Almost surely, 2^22343949511 is an apocalyptic number.

22343949511 is a deficient number, since it is larger than the sum of its proper divisors (1856436041).

22343949511 is a wasteful number, since it uses less digits than its factorization.

22343949511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29850 (or 29837 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The spelling of 22343949511 in words is "twenty-two billion, three hundred forty-three million, nine hundred forty-nine thousand, five hundred eleven".