14451032120520 has 32 divisors (see below), whose sum is σ = 43353096361920. Its totient is φ = 3853608565440.

The previous prime is 14451032120513. The next prime is 14451032120521. The reversal of 14451032120520 is 2502123015441.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (14451032120521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60212633716 + ... + 60212633955.

It is an arithmetic number, because the mean of its divisors is an integer number (1354784261310).

Almost surely, 2^{14451032120520} is an apocalyptic number.

14451032120520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14451032120520 is an abundant number, since it is smaller than the sum of its proper divisors (28902064241400).

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

14451032120520 is a wasteful number, since it uses less digits than its factorization.

14451032120520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120425267685 (or 120425267681 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 14451032120520 its reverse (2502123015441), we get a palindrome (16953155135961).

The spelling of 14451032120520 in words is "fourteen trillion, four hundred fifty-one billion, thirty-two million, one hundred twenty thousand, five hundred twenty".