450086875128 has 80 divisors (see below), whose sum is σ = 1375265473560. Its totient is φ = 136389960000.

The previous prime is 450086875127. The next prime is 450086875187. The reversal of 450086875128 is 821578680054.

450086875128 is a `hidden beast` number, since 4 + 500 + 8 + 6 + 8 + 7 + 5 + 128 = 666.

It is a super-3 number, since 3×450086875128³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450086875127) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31564623 + ... + 31578878.

Almost surely, 2^450086875128 is an apocalyptic number.

It is an amenable number.

450086875128 is an abundant number, since it is smaller than the sum of its proper divisors (925178598432).

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

450086875128 is a wasteful number, since it uses less digits than its factorization.

450086875128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63143530 (or 63143517 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 54.

The spelling of 450086875128 in words is "four hundred fifty billion, eighty-six million, eight hundred seventy-five thousand, one hundred twenty-eight".