22661531350 has 24 divisors (see below), whose sum is σ = 42174175680. Its totient is φ = 9059509920.

The previous prime is 22661531311. The next prime is 22661531381. The reversal of 22661531350 is 5313516622.

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 11 ways as a sum of consecutive naturals, for example, 37222 + ... + 216121.

It is an arithmetic number, because the mean of its divisors is an integer number (1757257320).

Almost surely, 2^22661531350 is an apocalyptic number.

22661531350 is a deficient number, since it is larger than the sum of its proper divisors (19512644330).

22661531350 is a wasteful number, since it uses less digits than its factorization.

22661531350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255144 (or 255139 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 22661531350 in words is "twenty-two billion, six hundred sixty-one million, five hundred thirty-one thousand, three hundred fifty".