451000033144 has 8 divisors (see below), whose sum is σ = 845625062160. Its totient is φ = 225500016568.

The previous prime is 451000033123. The next prime is 451000033151. The reversal of 451000033144 is 441330000154.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28187502064 + ... + 28187502079.

It is an arithmetic number, because the mean of its divisors is an integer number (105703132770).

Almost surely, 2^451000033144 is an apocalyptic number.

It is an amenable number.

451000033144 is a deficient number, since it is larger than the sum of its proper divisors (394625029016).

451000033144 is a wasteful number, since it uses less digits than its factorization.

451000033144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56375004149 (or 56375004145 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 451000033144 its reverse (441330000154), we get a palindrome (892330033298).

The spelling of 451000033144 in words is "four hundred fifty-one billion, thirty-three thousand, one hundred forty-four".