455021012 has 24 divisors (see below), whose sum is σ = 817185600. Its totient is φ = 221570496.

The previous prime is 455021009. The next prime is 455021027. The reversal of 455021012 is 210120554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58064 + ... + 65432.

It is an arithmetic number, because the mean of its divisors is an integer number (34049400).

Almost surely, 2^455021012 is an apocalyptic number.

It is an amenable number.

455021012 is a deficient number, since it is larger than the sum of its proper divisors (362164588).

455021012 is a wasteful number, since it uses less digits than its factorization.

455021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7775 (or 7773 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 455021012 is about 21331.2215308922. The cubic root of 455021012 is about 769.1490075570.

Adding to 455021012 its reverse (210120554), we get a palindrome (665141566).

The spelling of 455021012 in words is "four hundred fifty-five million, twenty-one thousand, twelve".