454889575140 has 384 divisors, whose sum is σ = 1711376916480. Its totient is φ = 87187968000.

The previous prime is 454889575123. The next prime is 454889575177. The reversal of 454889575140 is 41575988454.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 153211576 + ... + 153214544.

It is an arithmetic number, because the mean of its divisors is an integer number (4456710720).

Almost surely, 2^454889575140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454889575140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (855688458240).

454889575140 is an abundant number, since it is smaller than the sum of its proper divisors (1256487341340).

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

454889575140 is a wasteful number, since it uses less digits than its factorization.

454889575140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563 (or 5561 counting only the distinct ones).

The product of its (nonzero) digits is 32256000, while the sum is 60.

The spelling of 454889575140 in words is "four hundred fifty-four billion, eight hundred eighty-nine million, five hundred seventy-five thousand, one hundred forty".