445451240838736 has 40 divisors (see below), whose sum is σ = 950843940316128. Its totient is φ = 200473105680000.

The previous prime is 445451240838701. The next prime is 445451240838739. The reversal of 445451240838736 is 637838042154544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445451240838739) by changing a digit.

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, 12529551330 + ... + 12529586881.

Almost surely, 2^{445451240838736} is an apocalyptic number.

It is an amenable number.

445451240838736 is an abundant number, since it is smaller than the sum of its proper divisors (505392699477392).

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

445451240838736 is a wasteful number, since it uses less digits than its factorization.

445451240838736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25059138331 (or 25059138325 counting only the distinct ones).

The product of its (nonzero) digits is 309657600, while the sum is 64.

The spelling of 445451240838736 in words is "four hundred forty-five trillion, four hundred fifty-one billion, two hundred forty million, eight hundred thirty-eight thousand, seven hundred thirty-six".