14455638012 has 24 divisors (see below), whose sum is σ = 34077554896. Its totient is φ = 4768869888.

The previous prime is 14455637983. The next prime is 14455638013. The reversal of 14455638012 is 21083655441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14455638013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6208303 + ... + 6210630.

Almost surely, 2^14455638012 is an apocalyptic number.

14455638012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14455638012 is an abundant number, since it is smaller than the sum of its proper divisors (19621916884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14455638012 is a wasteful number, since it uses less digits than its factorization.

14455638012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12419037 (or 12419035 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 14455638012 in words is "fourteen billion, four hundred fifty-five million, six hundred thirty-eight thousand, twelve".