450513521140120 has 32 divisors (see below), whose sum is σ = 1021393250230320. Its totient is φ = 178829794648960.

The previous prime is 450513521140097. The next prime is 450513521140127. The reversal of 450513521140120 is 21041125315054.

It is a super-2 number, since 2×450513521140120² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450513521140127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42987926167 + ... + 42987936646.

Almost surely, 2^{450513521140120} is an apocalyptic number.

450513521140120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450513521140120 is an abundant number, since it is smaller than the sum of its proper divisors (570879729090200).

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

450513521140120 is a wasteful number, since it uses less digits than its factorization.

450513521140120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85975862955 (or 85975862951 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 450513521140120 its reverse (21041125315054), we get a palindrome (471554646455174).

The spelling of 450513521140120 in words is "four hundred fifty trillion, five hundred thirteen billion, five hundred twenty-one million, one hundred forty thousand, one hundred twenty".