455544342020 has 96 divisors (see below), whose sum is σ = 1012663572480. Its totient is φ = 171791769600.

The previous prime is 455544342007. The next prime is 455544342101. The reversal of 455544342020 is 20243445554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10338596 + ... + 10382564.

It is an arithmetic number, because the mean of its divisors is an integer number (10548578880).

Almost surely, 2^455544342020 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 455544342020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506331786240).

455544342020 is an abundant number, since it is smaller than the sum of its proper divisors (557119230460).

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

455544342020 is a wasteful number, since it uses less digits than its factorization.

455544342020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44325 (or 44323 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 455544342020 its reverse (20243445554), we get a palindrome (475787787574).

The spelling of 455544342020 in words is "four hundred fifty-five billion, five hundred forty-four million, three hundred forty-two thousand, twenty".