22661512246 has 8 divisors (see below), whose sum is σ = 34322290704. Its totient is φ = 11220748680.

The previous prime is 22661512241. The next prime is 22661512271. The reversal of 22661512246 is 64221516622.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22661512241) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 55003465 + ... + 55003876.

It is an arithmetic number, because the mean of its divisors is an integer number (4290286338).

Almost surely, 2^22661512246 is an apocalyptic number.

22661512246 is a deficient number, since it is larger than the sum of its proper divisors (11660778458).

22661512246 is a wasteful number, since it uses less digits than its factorization.

22661512246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110007446.

The product of its digits is 69120, while the sum is 37.

The spelling of 22661512246 in words is "twenty-two billion, six hundred sixty-one million, five hundred twelve thousand, two hundred forty-six".