22523428145233 has 4 divisors (see below), whose sum is σ = 22525412424768. Its totient is φ = 22521443865700.

The previous prime is 22523428145227. The next prime is 22523428145261. The reversal of 22523428145233 is 33254182432522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22523428145233 is a prime.

It is a super-3 number, since 3×22523428145233³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22523428145213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992122741 + ... + 992145442.

It is an arithmetic number, because the mean of its divisors is an integer number (5631353106192).

Almost surely, 2^{22523428145233} is an apocalyptic number.

It is an amenable number.

22523428145233 is a deficient number, since it is larger than the sum of its proper divisors (1984279535).

22523428145233 is a wasteful number, since it uses less digits than its factorization.

22523428145233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984279534.

The product of its digits is 2764800, while the sum is 46.

The spelling of 22523428145233 in words is "twenty-two trillion, five hundred twenty-three billion, four hundred twenty-eight million, one hundred forty-five thousand, two hundred thirty-three".