14439870786 has 32 divisors (see below), whose sum is σ = 32356669248. Its totient is φ = 4257455040.

The previous prime is 14439870779. The next prime is 14439870803. The reversal of 14439870786 is 68707893441.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2954125 + ... + 2959008.

It is an arithmetic number, because the mean of its divisors is an integer number (1011145914).

Almost surely, 2^14439870786 is an apocalyptic number.

14439870786 is an abundant number, since it is smaller than the sum of its proper divisors (17916798462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14439870786 is a wasteful number, since it uses less digits than its factorization.

14439870786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913186.

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

The spelling of 14439870786 in words is "fourteen billion, four hundred thirty-nine million, eight hundred seventy thousand, seven hundred eighty-six".