14969148921 has 32 divisors (see below), whose sum is σ = 22957507200. Its totient is φ = 9628476480.

The previous prime is 14969148919. The next prime is 14969148937. The reversal of 14969148921 is 12984196941.

14969148921 is a `hidden beast` number, since 1 + 496 + 9 + 148 + 9 + 2 + 1 = 666.

It is not a de Polignac number, because 14969148921 - 2¹ = 14969148919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14969148221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1244466 + ... + 1256436.

It is an arithmetic number, because the mean of its divisors is an integer number (717422100).

Almost surely, 2^14969148921 is an apocalyptic number.

It is an amenable number.

14969148921 is a deficient number, since it is larger than the sum of its proper divisors (7988358279).

14969148921 is a wasteful number, since it uses less digits than its factorization.

14969148921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13606 (or 13600 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 54.

The spelling of 14969148921 in words is "fourteen billion, nine hundred sixty-nine million, one hundred forty-eight thousand, nine hundred twenty-one".