445746440340744 has 32 divisors (see below), whose sum is σ = 1123140637086720. Its totient is φ = 147412208615616.

The previous prime is 445746440340743. The next prime is 445746440340749. The reversal of 445746440340744 is 447043044647544.

It is not an unprimeable number, because it can be changed into a prime (445746440340743) 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, 73121132179 + ... + 73121138274.

It is an arithmetic number, because the mean of its divisors is an integer number (35098144908960).

Almost surely, 2^{445746440340744} is an apocalyptic number.

It is an amenable number.

445746440340744 is an abundant number, since it is smaller than the sum of its proper divisors (677394196745976).

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

445746440340744 is a wasteful number, since it uses less digits than its factorization.

445746440340744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146242270589 (or 146242270585 counting only the distinct ones).

The product of its (nonzero) digits is 289013760, while the sum is 60.

The spelling of 445746440340744 in words is "four hundred forty-five trillion, seven hundred forty-six billion, four hundred forty million, three hundred forty thousand, seven hundred forty-four".