445744870374452 has 12 divisors (see below), whose sum is σ = 850967479805856. Its totient is φ = 202611304715640.

The previous prime is 445744870374449. The next prime is 445744870374473. The reversal of 445744870374452 is 254473078447544.

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, 5065282617848 + ... + 5065282617935.

It is an arithmetic number, because the mean of its divisors is an integer number (70913956650488).

Almost surely, 2^{445744870374452} is an apocalyptic number.

It is an amenable number.

445744870374452 is a deficient number, since it is larger than the sum of its proper divisors (405222609431404).

445744870374452 is a wasteful number, since it uses less digits than its factorization.

445744870374452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10130565235798 (or 10130565235796 counting only the distinct ones).

The product of its (nonzero) digits is 1685913600, while the sum is 68.

The spelling of 445744870374452 in words is "four hundred forty-five trillion, seven hundred forty-four billion, eight hundred seventy million, three hundred seventy-four thousand, four hundred fifty-two".