12149645295 has 8 divisors (see below), whose sum is σ = 19439432496. Its totient is φ = 6479810816.

The previous prime is 12149645243. The next prime is 12149645303. The reversal of 12149645295 is 59254694121.

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

It is a cyclic number.

It is not a de Polignac number, because 12149645295 - 2⁹ = 12149644783 is a prime.

It is a super-2 number, since 2×12149645295² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404988162 + ... + 404988191.

It is an arithmetic number, because the mean of its divisors is an integer number (2429929062).

Almost surely, 2^12149645295 is an apocalyptic number.

12149645295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12149645295 is a deficient number, since it is larger than the sum of its proper divisors (7289787201).

12149645295 is an equidigital number, since it uses as much as digits as its factorization.

12149645295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809976361.

The product of its digits is 777600, while the sum is 48.

The spelling of 12149645295 in words is "twelve billion, one hundred forty-nine million, six hundred forty-five thousand, two hundred ninety-five".