14457340420 has 96 divisors (see below), whose sum is σ = 32625976320. Its totient is φ = 5369172480.

The previous prime is 14457340399. The next prime is 14457340427. The reversal of 14457340420 is 2404375441.

It is not an unprimeable number, because it can be changed into a prime (14457340427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2928274 + ... + 2933206.

It is an arithmetic number, because the mean of its divisors is an integer number (339853920).

Almost surely, 2^14457340420 is an apocalyptic number.

14457340420 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 14457340420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16312988160).

14457340420 is an abundant number, since it is smaller than the sum of its proper divisors (18168635900).

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

14457340420 is a wasteful number, since it uses less digits than its factorization.

14457340420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5165 (or 5163 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 34.

The spelling of 14457340420 in words is "fourteen billion, four hundred fifty-seven million, three hundred forty thousand, four hundred twenty".