14263981340 has 144 divisors (see below), whose sum is σ = 36788119200. Its totient is φ = 4619317248.

The previous prime is 14263981339. The next prime is 14263981343. The reversal of 14263981340 is 4318936241.

It is a super-2 number, since 2×14263981340² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14263981343) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7614644 + ... + 7616516.

It is an arithmetic number, because the mean of its divisors is an integer number (255473050).

Almost surely, 2^14263981340 is an apocalyptic number.

14263981340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14263981340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18394059600).

14263981340 is an abundant number, since it is smaller than the sum of its proper divisors (22524137860).

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

14263981340 is a wasteful number, since it uses less digits than its factorization.

14263981340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324 (or 2315 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 14263981340 in words is "fourteen billion, two hundred sixty-three million, nine hundred eighty-one thousand, three hundred forty".