14317655640 has 32 divisors (see below), whose sum is σ = 42952967280. Its totient is φ = 3818041472.

The previous prime is 14317655623. The next prime is 14317655647. The reversal of 14317655640 is 4655671341.

It is a junction number, because it is equal to n+sod(n) for n = 14317655592 and 14317655601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14317655647) 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, 59656779 + ... + 59657018.

Almost surely, 2^14317655640 is an apocalyptic number.

14317655640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14317655640 is an abundant number, since it is smaller than the sum of its proper divisors (28635311640).

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

14317655640 is a wasteful number, since it uses less digits than its factorization.

14317655640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119313811 (or 119313807 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 14317655640 in words is "fourteen billion, three hundred seventeen million, six hundred fifty-five thousand, six hundred forty".