22621270550 has 12 divisors (see below), whose sum is σ = 42075563316. Its totient is φ = 9048508200.

The previous prime is 22621270549. The next prime is 22621270579. The reversal of 22621270550 is 5507212622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226212656 + ... + 226212755.

It is an arithmetic number, because the mean of its divisors is an integer number (3506296943).

Almost surely, 2^22621270550 is an apocalyptic number.

22621270550 is a deficient number, since it is larger than the sum of its proper divisors (19454292766).

22621270550 is a wasteful number, since it uses less digits than its factorization.

22621270550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452425423 (or 452425418 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 22621270550 in words is "twenty-two billion, six hundred twenty-one million, two hundred seventy thousand, five hundred fifty".