451437785042044 has 24 divisors (see below), whose sum is σ = 802880949267936. Its totient is φ = 222057020472000.

The previous prime is 451437785042021. The next prime is 451437785042063. The reversal of 451437785042044 is 440240587734154.

It is a self number, because there is not a number n which added to its sum of digits gives 451437785042044.

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, 1723914267 + ... + 1724176114.

It is an arithmetic number, because the mean of its divisors is an integer number (33453372886164).

Almost surely, 2^{451437785042044} is an apocalyptic number.

It is an amenable number.

451437785042044 is a deficient number, since it is larger than the sum of its proper divisors (351443164225892).

451437785042044 is a wasteful number, since it uses less digits than its factorization.

451437785042044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448090917 (or 3448090915 counting only the distinct ones).

The product of its (nonzero) digits is 60211200, while the sum is 58.

The spelling of 451437785042044 in words is "four hundred fifty-one trillion, four hundred thirty-seven billion, seven hundred eighty-five million, forty-two thousand, forty-four".