12294446145 has 8 divisors (see below), whose sum is σ = 19671113856. Its totient is φ = 6557037936.

The previous prime is 12294446141. The next prime is 12294446149. The reversal of 12294446145 is 54164449221.

12294446145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12294446141) and next prime (12294446149).

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

It is not a de Polignac number, because 12294446145 - 2² = 12294446141 is a prime.

It is a super-2 number, since 2×12294446145² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12294446097 and 12294446106.

It is not an unprimeable number, because it can be changed into a prime (12294446141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409814857 + ... + 409814886.

It is an arithmetic number, because the mean of its divisors is an integer number (2458889232).

Almost surely, 2^12294446145 is an apocalyptic number.

12294446145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12294446145 is a deficient number, since it is larger than the sum of its proper divisors (7376667711).

12294446145 is an equidigital number, since it uses as much as digits as its factorization.

12294446145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819629751.

The product of its digits is 276480, while the sum is 42.

The spelling of 12294446145 in words is "twelve billion, two hundred ninety-four million, four hundred forty-six thousand, one hundred forty-five".