445266231645056 has 128 divisors (see below), whose sum is σ = 975882488025600. Its totient is φ = 201425601484800.

The previous prime is 445266231645031. The next prime is 445266231645061. The reversal of 445266231645056 is 650546132662544.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 445266231644986 and 445266231645004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28987946 + ... + 41603286.

It is an arithmetic number, because the mean of its divisors is an integer number (7624081937700).

Almost surely, 2^{445266231645056} is an apocalyptic number.

445266231645056 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445266231645056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487941244012800).

445266231645056 is an abundant number, since it is smaller than the sum of its proper divisors (530616256380544).

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

445266231645056 is a wasteful number, since it uses less digits than its factorization.

445266231645056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12616028 (or 12616016 counting only the distinct ones).

The product of its (nonzero) digits is 124416000, while the sum is 59.

The spelling of 445266231645056 in words is "four hundred forty-five trillion, two hundred sixty-six billion, two hundred thirty-one million, six hundred forty-five thousand, fifty-six".