14421734140 has 24 divisors (see below), whose sum is σ = 33038882352. Its totient is φ = 5244266880.

The previous prime is 14421734029. The next prime is 14421734143. The reversal of 14421734140 is 4143712441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421734143) 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, 32776449 + ... + 32776888.

It is an arithmetic number, because the mean of its divisors is an integer number (1376620098).

Almost surely, 2^14421734140 is an apocalyptic number.

14421734140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14421734140 is an abundant number, since it is smaller than the sum of its proper divisors (18617148212).

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

14421734140 is a wasteful number, since it uses less digits than its factorization.

14421734140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65553357 (or 65553355 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The spelling of 14421734140 in words is "fourteen billion, four hundred twenty-one million, seven hundred thirty-four thousand, one hundred forty".