12296465618 has 4 divisors (see below), whose sum is σ = 18444698430. Its totient is φ = 6148232808.

The previous prime is 12296465617. The next prime is 12296465651. The reversal of 12296465618 is 81656469221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81656469221 = 409 ⋅199649069.

It can be written as a sum of positive squares in only one way, i.e., 8967521809 + 3328943809 = 94697^2 + 57697^2 .

It is a super-2 number, since 2×12296465618² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12296465617) 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 as a sum of consecutive naturals, namely, 3074116403 + ... + 3074116406.

Almost surely, 2^12296465618 is an apocalyptic number.

12296465618 is a deficient number, since it is larger than the sum of its proper divisors (6148232812).

12296465618 is an equidigital number, since it uses as much as digits as its factorization.

12296465618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148232811.

The product of its digits is 1244160, while the sum is 50.

The spelling of 12296465618 in words is "twelve billion, two hundred ninety-six million, four hundred sixty-five thousand, six hundred eighteen".