12440033315 has 4 divisors (see below), whose sum is σ = 14928039984. Its totient is φ = 9952026648.

The previous prime is 12440033303. The next prime is 12440033321. The reversal of 12440033315 is 51333004421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12440033315 - 2²² = 12435839011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1244003327 + ... + 1244003336.

It is an arithmetic number, because the mean of its divisors is an integer number (3732009996).

Almost surely, 2^12440033315 is an apocalyptic number.

12440033315 is a deficient number, since it is larger than the sum of its proper divisors (2488006669).

12440033315 is an equidigital number, since it uses as much as digits as its factorization.

12440033315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488006668.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 12440033315 its reverse (51333004421), we get a palindrome (63773037736).

The spelling of 12440033315 in words is "twelve billion, four hundred forty million, thirty-three thousand, three hundred fifteen".