22145232450424 has 32 divisors (see below), whose sum is σ = 41564306488320. Its totient is φ = 11061418323456.

The previous prime is 22145232450347. The next prime is 22145232450427. The reversal of 22145232450424 is 42405423254122.

It is a super-2 number, since 2×22145232450424² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22145232450427) 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, 262893577 + ... + 262977799.

It is an arithmetic number, because the mean of its divisors is an integer number (1298884577760).

Almost surely, 2^{22145232450424} is an apocalyptic number.

It is an amenable number.

22145232450424 is a deficient number, since it is larger than the sum of its proper divisors (19419074037896).

22145232450424 is a wasteful number, since it uses less digits than its factorization.

22145232450424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117079 (or 117075 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 22145232450424 in words is "twenty-two trillion, one hundred forty-five billion, two hundred thirty-two million, four hundred fifty thousand, four hundred twenty-four".