455263544220 has 48 divisors (see below), whose sum is σ = 1330161315840. Its totient is φ = 116125193536.

The previous prime is 455263544207. The next prime is 455263544237. The reversal of 455263544220 is 22445362554.

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, 164949180 + ... + 164951939.

It is an arithmetic number, because the mean of its divisors is an integer number (27711694080).

Almost surely, 2^455263544220 is an apocalyptic number.

It is an amenable number.

455263544220 is an abundant number, since it is smaller than the sum of its proper divisors (874897771620).

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

455263544220 is a wasteful number, since it uses less digits than its factorization.

455263544220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329901154 (or 329901152 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 42.

The spelling of 455263544220 in words is "four hundred fifty-five billion, two hundred sixty-three million, five hundred forty-four thousand, two hundred twenty".