22026818523 has 16 divisors (see below), whose sum is σ = 30423643136. Its totient is φ = 14160618720.

The previous prime is 22026818479. The next prime is 22026818537. The reversal of 22026818523 is 32581862022.

It is not a de Polignac number, because 22026818523 - 2²⁰ = 22025769947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22026811523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392140 + ... + 444777.

It is an arithmetic number, because the mean of its divisors is an integer number (1901477696).

Almost surely, 2^22026818523 is an apocalyptic number.

22026818523 is a deficient number, since it is larger than the sum of its proper divisors (8396824613).

22026818523 is a wasteful number, since it uses less digits than its factorization.

22026818523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837234.

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 22026818523 in words is "twenty-two billion, twenty-six million, eight hundred eighteen thousand, five hundred twenty-three".