14321784414 has 64 divisors (see below), whose sum is σ = 33445440000. Its totient is φ = 4004149248.

The previous prime is 14321784401. The next prime is 14321784427. The reversal of 14321784414 is 41448712341.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14321784401) and next prime (14321784427).

It is a super-2 number, since 2×14321784414² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342837 + ... + 382335.

It is an arithmetic number, because the mean of its divisors is an integer number (522585000).

Almost surely, 2^14321784414 is an apocalyptic number.

14321784414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14321784414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16722720000).

14321784414 is an abundant number, since it is smaller than the sum of its proper divisors (19123655586).

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

14321784414 is a wasteful number, since it uses less digits than its factorization.

14321784414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39697.

The product of its digits is 86016, while the sum is 39.

The spelling of 14321784414 in words is "fourteen billion, three hundred twenty-one million, seven hundred eighty-four thousand, four hundred fourteen".