14912219945 has 8 divisors (see below), whose sum is σ = 20451044544. Its totient is φ = 10225522224.

The previous prime is 14912219941. The next prime is 14912219951. The reversal of 14912219945 is 54991221941.

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 14912219945 - 2² = 14912219941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14912219945.

It is not an unprimeable number, because it can be changed into a prime (14912219941) 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 in 7 ways as a sum of consecutive naturals, for example, 213031679 + ... + 213031748.

It is an arithmetic number, because the mean of its divisors is an integer number (2556380568).

Almost surely, 2^14912219945 is an apocalyptic number.

It is an amenable number.

14912219945 is a deficient number, since it is larger than the sum of its proper divisors (5538824599).

14912219945 is an equidigital number, since it uses as much as digits as its factorization.

14912219945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426063439.

The product of its digits is 233280, while the sum is 47.

The spelling of 14912219945 in words is "fourteen billion, nine hundred twelve million, two hundred nineteen thousand, nine hundred forty-five".