455050140 has 48 divisors (see below), whose sum is σ = 1277566080. Its totient is φ = 121020480.

The previous prime is 455050139. The next prime is 455050151. The reversal of 455050140 is 41050554.

It is a self number, because there is not a number n which added to its sum of digits gives 455050140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12735 + ... + 32745.

It is an arithmetic number, because the mean of its divisors is an integer number (26615960).

Almost surely, 2^455050140 is an apocalyptic number.

It is an amenable number.

455050140 is an abundant number, since it is smaller than the sum of its proper divisors (822515940).

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

455050140 is a wasteful number, since it uses less digits than its factorization.

455050140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20402 (or 20400 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 455050140 is about 21331.9042750524. The cubic root of 455050140 is about 769.1654194689.

The spelling of 455050140 in words is "four hundred fifty-five million, fifty thousand, one hundred forty".