14679677478 has 8 divisors (see below), whose sum is σ = 29359354968. Its totient is φ = 4893225824.

The previous prime is 14679677449. The next prime is 14679677501. The reversal of 14679677478 is 87477697641.

It is a happy number.

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

14679677478 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223306451 + ... + 1223306462.

It is an arithmetic number, because the mean of its divisors is an integer number (3669919371).

Almost surely, 2^14679677478 is an apocalyptic number.

14679677478 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.

14679677478 is a wasteful number, since it uses less digits than its factorization.

14679677478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446612918.

The product of its digits is 99574272, while the sum is 66.

The spelling of 14679677478 in words is "fourteen billion, six hundred seventy-nine million, six hundred seventy-seven thousand, four hundred seventy-eight".