445037378053688 has 16 divisors (see below), whose sum is σ = 953651524400880. Its totient is φ = 190730304880128.

The previous prime is 445037378053613. The next prime is 445037378053703. The reversal of 445037378053688 is 886350873730544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3973548018281 + ... + 3973548018392.

It is an arithmetic number, because the mean of its divisors is an integer number (59603220275055).

Almost surely, 2^{445037378053688} is an apocalyptic number.

It is an amenable number.

445037378053688 is an abundant number, since it is smaller than the sum of its proper divisors (508614146347192).

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

445037378053688 is a wasteful number, since it uses less digits than its factorization.

445037378053688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7947096036686 (or 7947096036682 counting only the distinct ones).

The product of its (nonzero) digits is 1625702400, while the sum is 71.

The spelling of 445037378053688 in words is "four hundred forty-five trillion, thirty-seven billion, three hundred seventy-eight million, fifty-three thousand, six hundred eighty-eight".