14647974861 has 8 divisors (see below), whose sum is σ = 21032989600. Its totient is φ = 9014138352.

The previous prime is 14647974853. The next prime is 14647974923. The reversal of 14647974861 is 16847974641.

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 14647974861 - 2³ = 14647974853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14647974161) 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, 187794511 + ... + 187794588.

It is an arithmetic number, because the mean of its divisors is an integer number (2629123700).

Almost surely, 2^14647974861 is an apocalyptic number.

It is an amenable number.

14647974861 is a deficient number, since it is larger than the sum of its proper divisors (6385014739).

14647974861 is a wasteful number, since it uses less digits than its factorization.

14647974861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375589115.

The product of its digits is 8128512, while the sum is 57.

The spelling of 14647974861 in words is "fourteen billion, six hundred forty-seven million, nine hundred seventy-four thousand, eight hundred sixty-one".