22626433550 has 72 divisors (see below), whose sum is σ = 49086072576. Its totient is φ = 7737058560.

The previous prime is 22626433549. The next prime is 22626433559. The reversal of 22626433550 is 5533462622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22626433559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 926294 + ... + 950406.

It is an arithmetic number, because the mean of its divisors is an integer number (681751008).

Almost surely, 2^22626433550 is an apocalyptic number.

22626433550 is an abundant number, since it is smaller than the sum of its proper divisors (26459639026).

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

22626433550 is a wasteful number, since it uses less digits than its factorization.

22626433550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24522 (or 24510 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 22626433550 in words is "twenty-two billion, six hundred twenty-six million, four hundred thirty-three thousand, five hundred fifty".