14118231640 has 32 divisors (see below), whose sum is σ = 31771962000. Its totient is φ = 5646236544.

The previous prime is 14118231619. The next prime is 14118231641. The reversal of 14118231640 is 4613281141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14118231641) 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, 204691 + ... + 264829.

Almost surely, 2^14118231640 is an apocalyptic number.

14118231640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14118231640 is an abundant number, since it is smaller than the sum of its proper divisors (17653730360).

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

14118231640 is a wasteful number, since it uses less digits than its factorization.

14118231640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66019 (or 66015 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 14118231640 in words is "fourteen billion, one hundred eighteen million, two hundred thirty-one thousand, six hundred forty".