455220452124544 has 64 divisors (see below), whose sum is σ = 907789783680000. Its totient is φ = 227383049111040.

The previous prime is 455220452124509. The next prime is 455220452124623. The reversal of 455220452124544 is 445421254022554.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878075679 + ... + 1878318049.

It is an arithmetic number, because the mean of its divisors is an integer number (14184215370000).

Almost surely, 2^{455220452124544} is an apocalyptic number.

It is an amenable number.

455220452124544 is a deficient number, since it is larger than the sum of its proper divisors (452569331555456).

455220452124544 is a wasteful number, since it uses less digits than its factorization.

455220452124544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256971 (or 256959 counting only the distinct ones).

The product of its (nonzero) digits is 10240000, while the sum is 49.

The spelling of 455220452124544 in words is "four hundred fifty-five trillion, two hundred twenty billion, four hundred fifty-two million, one hundred twenty-four thousand, five hundred forty-four".