14511489020 has 96 divisors (see below), whose sum is σ = 36886617600. Its totient is φ = 4684449024.

The previous prime is 14511489007. The next prime is 14511489023. The reversal of 14511489020 is 2098411541.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14511489023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 416846 + ... + 450314.

It is an arithmetic number, because the mean of its divisors is an integer number (384235600).

Almost surely, 2^14511489020 is an apocalyptic number.

14511489020 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 14511489020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18443308800).

14511489020 is an abundant number, since it is smaller than the sum of its proper divisors (22375128580).

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

14511489020 is a wasteful number, since it uses less digits than its factorization.

14511489020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33667 (or 33665 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 14511489020 in words is "fourteen billion, five hundred eleven million, four hundred eighty-nine thousand, twenty".