455263146 has 64 divisors (see below), whose sum is σ = 1095843840. Its totient is φ = 139268160.

The previous prime is 455263129. The next prime is 455263153. The reversal of 455263146 is 641362554.

455263146 is a `hidden beast` number, since 4 + 552 + 63 + 1 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 455263146.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125271 + ... + 128853.

It is an arithmetic number, because the mean of its divisors is an integer number (17122560).

Almost surely, 2^455263146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455263146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547921920).

455263146 is an abundant number, since it is smaller than the sum of its proper divisors (640580694).

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

455263146 is a wasteful number, since it uses less digits than its factorization.

455263146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3788 (or 3782 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 455263146 is about 21336.8963535000. The cubic root of 455263146 is about 769.2854145185.

The spelling of 455263146 in words is "four hundred fifty-five million, two hundred sixty-three thousand, one hundred forty-six".