14969921019 has 8 divisors (see below), whose sum is σ = 20257803840. Its totient is φ = 9830992776.

The previous prime is 14969920997. The next prime is 14969921033. The reversal of 14969921019 is 91012996941.

It is a happy number.

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

It is not a de Polignac number, because 14969921019 - 2³³ = 6379986427 is a prime.

It is a super-2 number, since 2×14969921019² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14969921069) 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, 37238409 + ... + 37238810.

It is an arithmetic number, because the mean of its divisors is an integer number (2532225480).

Almost surely, 2^14969921019 is an apocalyptic number.

14969921019 is a deficient number, since it is larger than the sum of its proper divisors (5287882821).

14969921019 is an equidigital number, since it uses as much as digits as its factorization.

14969921019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74477289.

The product of its (nonzero) digits is 314928, while the sum is 51.

The spelling of 14969921019 in words is "fourteen billion, nine hundred sixty-nine million, nine hundred twenty-one thousand, nineteen".