12229456735 has 16 divisors (see below), whose sum is σ = 14912192736. Its totient is φ = 9626018688.

The previous prime is 12229456703. The next prime is 12229456739. The reversal of 12229456735 is 53765492221.

It is a cyclic number.

It is not a de Polignac number, because 12229456735 - 2⁵ = 12229456703 is a prime.

It is a super-2 number, since 2×12229456735² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12229456739) 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, 264357 + ... + 307153.

It is an arithmetic number, because the mean of its divisors is an integer number (932012046).

Almost surely, 2^12229456735 is an apocalyptic number.

12229456735 is a deficient number, since it is larger than the sum of its proper divisors (2682736001).

12229456735 is an equidigital number, since it uses as much as digits as its factorization.

12229456735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43722.

The product of its digits is 907200, while the sum is 46.

The spelling of 12229456735 in words is "twelve billion, two hundred twenty-nine million, four hundred fifty-six thousand, seven hundred thirty-five".