22535744628 has 48 divisors (see below), whose sum is σ = 53908799616. Its totient is φ = 7322864640.

The previous prime is 22535744617. The next prime is 22535744641. The reversal of 22535744628 is 82644753522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 623500 + ... + 658652.

It is an arithmetic number, because the mean of its divisors is an integer number (1123099992).

Almost surely, 2^22535744628 is an apocalyptic number.

It is an amenable number.

22535744628 is an abundant number, since it is smaller than the sum of its proper divisors (31373054988).

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

22535744628 is a wasteful number, since it uses less digits than its factorization.

22535744628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36504 (or 36502 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 48.

The spelling of 22535744628 in words is "twenty-two billion, five hundred thirty-five million, seven hundred forty-four thousand, six hundred twenty-eight".