14391889858 has 8 divisors (see below), whose sum is σ = 21797425728. Its totient is φ = 7126081284.

The previous prime is 14391889849. The next prime is 14391889861. The reversal of 14391889858 is 85898819341.

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

It is a self number, because there is not a number n which added to its sum of digits gives 14391889858.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 34931566 + ... + 34931977.

It is an arithmetic number, because the mean of its divisors is an integer number (2724678216).

Almost surely, 2^14391889858 is an apocalyptic number.

14391889858 is a deficient number, since it is larger than the sum of its proper divisors (7405535870).

14391889858 is a wasteful number, since it uses less digits than its factorization.

14391889858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69863648.

The product of its digits is 19906560, while the sum is 64.

The spelling of 14391889858 in words is "fourteen billion, three hundred ninety-one million, eight hundred eighty-nine thousand, eight hundred fifty-eight".