14191351988 has 24 divisors (see below), whose sum is σ = 27966537984. Its totient is φ = 6242529600.

The previous prime is 14191351981. The next prime is 14191351991. The reversal of 14191351988 is 88915319141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14191351981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5200745 + ... + 5203472.

It is an arithmetic number, because the mean of its divisors is an integer number (1165272416).

Almost surely, 2^14191351988 is an apocalyptic number.

It is an amenable number.

14191351988 is a deficient number, since it is larger than the sum of its proper divisors (13775185996).

14191351988 is a wasteful number, since it uses less digits than its factorization.

14191351988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10404263 (or 10404261 counting only the distinct ones).

The product of its digits is 311040, while the sum is 50.

The spelling of 14191351988 in words is "fourteen billion, one hundred ninety-one million, three hundred fifty-one thousand, nine hundred eighty-eight".