12246822505 has 16 divisors (see below), whose sum is σ = 14814576000. Its totient is φ = 9718640512.

The previous prime is 12246822503. The next prime is 12246822529. The reversal of 12246822505 is 50522864221.

It is a cyclic number.

It is not a de Polignac number, because 12246822505 - 2¹ = 12246822503 is a prime.

It is a super-2 number, since 2×12246822505² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12246822503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020852 + ... + 1032778.

It is an arithmetic number, because the mean of its divisors is an integer number (925911000).

Almost surely, 2^12246822505 is an apocalyptic number.

It is an amenable number.

12246822505 is a deficient number, since it is larger than the sum of its proper divisors (2567753495).

12246822505 is a wasteful number, since it uses less digits than its factorization.

12246822505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13568.

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 12246822505 in words is "twelve billion, two hundred forty-six million, eight hundred twenty-two thousand, five hundred five".