22125244528 has 10 divisors (see below), whose sum is σ = 42867661304. Its totient is φ = 11062622256.

The previous prime is 22125244487. The next prime is 22125244529. The reversal of 22125244528 is 82544252122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125244529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691413876 + ... + 691413907.

Almost surely, 2^22125244528 is an apocalyptic number.

It is an amenable number.

22125244528 is a deficient number, since it is larger than the sum of its proper divisors (20742416776).

22125244528 is a wasteful number, since it uses less digits than its factorization.

22125244528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382827791 (or 1382827785 counting only the distinct ones).

The product of its digits is 102400, while the sum is 37.

The spelling of 22125244528 in words is "twenty-two billion, one hundred twenty-five million, two hundred forty-four thousand, five hundred twenty-eight".