19944946914 has 8 divisors (see below), whose sum is σ = 39889893840. Its totient is φ = 6648315636.

The previous prime is 19944946913. The next prime is 19944946919. The reversal of 19944946914 is 41964944991.

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

19944946914 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (19944946913) 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 3 ways as a sum of consecutive naturals, for example, 1662078904 + ... + 1662078915.

It is an arithmetic number, because the mean of its divisors is an integer number (4986236730).

Almost surely, 2^19944946914 is an apocalyptic number.

19944946914 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

19944946914 is a wasteful number, since it uses less digits than its factorization.

19944946914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324157824.

The product of its digits is 10077696, while the sum is 60.

The spelling of 19944946914 in words is "nineteen billion, nine hundred forty-four million, nine hundred forty-six thousand, nine hundred fourteen".