22464617428 has 24 divisors (see below), whose sum is σ = 45409762944. Its totient is φ = 9610531200.

The previous prime is 22464617419. The next prime is 22464617443. The reversal of 22464617428 is 82471646422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15015708 + ... + 15017203.

It is an arithmetic number, because the mean of its divisors is an integer number (1892073456).

Almost surely, 2^22464617428 is an apocalyptic number.

It is an amenable number.

22464617428 is an abundant number, since it is smaller than the sum of its proper divisors (22945145516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22464617428 is a wasteful number, since it uses less digits than its factorization.

22464617428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30032943 (or 30032941 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 46.

The spelling of 22464617428 in words is "twenty-two billion, four hundred sixty-four million, six hundred seventeen thousand, four hundred twenty-eight".