14414321020 has 72 divisors (see below), whose sum is σ = 33393733632. Its totient is φ = 5222405760.

The previous prime is 14414321011. The next prime is 14414321027. The reversal of 14414321020 is 2012341441.

It is a happy number.

It is a super-2 number, since 2×14414321020² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 14414320982 and 14414321000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14414321027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 659589 + ... + 681091.

It is an arithmetic number, because the mean of its divisors is an integer number (463801856).

Almost surely, 2^14414321020 is an apocalyptic number.

14414321020 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 14414321020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16696866816).

14414321020 is an abundant number, since it is smaller than the sum of its proper divisors (18979412612).

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

14414321020 is a wasteful number, since it uses less digits than its factorization.

14414321020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21811 (or 21798 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 14414321020 its reverse (2012341441), we get a palindrome (16426662461).

The spelling of 14414321020 in words is "fourteen billion, four hundred fourteen million, three hundred twenty-one thousand, twenty".