12227461564 has 24 divisors (see below), whose sum is σ = 22110435200. Its totient is φ = 5910589440.

The previous prime is 12227461559. The next prime is 12227461567. The reversal of 12227461564 is 46516472221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12227461567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76252 + ... + 173980.

Almost surely, 2^12227461564 is an apocalyptic number.

It is an amenable number.

12227461564 is a deficient number, since it is larger than the sum of its proper divisors (9882973636).

12227461564 is a wasteful number, since it uses less digits than its factorization.

12227461564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98773 (or 98771 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The spelling of 12227461564 in words is "twelve billion, two hundred twenty-seven million, four hundred sixty-one thousand, five hundred sixty-four".