14719878811 has 12 divisors (see below), whose sum is σ = 16185556296. Its totient is φ = 13376865920.

The previous prime is 14719878763. The next prime is 14719878847. The reversal of 14719878811 is 11887891741.

It is a happy number.

It is not a de Polignac number, because 14719878811 - 2¹¹ = 14719876763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14719848811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337995 + ... + 379051.

It is an arithmetic number, because the mean of its divisors is an integer number (1348796358).

Almost surely, 2^14719878811 is an apocalyptic number.

14719878811 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14719878811 is a deficient number, since it is larger than the sum of its proper divisors (1465677485).

14719878811 is a wasteful number, since it uses less digits than its factorization.

14719878811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44042 (or 44031 counting only the distinct ones).

The product of its digits is 903168, while the sum is 55.

The spelling of 14719878811 in words is "fourteen billion, seven hundred nineteen million, eight hundred seventy-eight thousand, eight hundred eleven".