445913689256 has 32 divisors (see below), whose sum is σ = 955557000000. Its totient is φ = 191100333696.

The previous prime is 445913689253. The next prime is 445913689301. The reversal of 445913689256 is 652986319544.

It is not an unprimeable number, because it can be changed into a prime (445913689253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274620 + ... + 2462868.

It is an arithmetic number, because the mean of its divisors is an integer number (29861156250).

Almost surely, 2^445913689256 is an apocalyptic number.

It is an amenable number.

445913689256 is an abundant number, since it is smaller than the sum of its proper divisors (509643310744).

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

445913689256 is a wasteful number, since it uses less digits than its factorization.

445913689256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230561 (or 230557 counting only the distinct ones).

The product of its digits is 55987200, while the sum is 62.

The spelling of 445913689256 in words is "four hundred forty-five billion, nine hundred thirteen million, six hundred eighty-nine thousand, two hundred fifty-six".