445903339686 has 16 divisors (see below), whose sum is σ = 1019207633664. Its totient is φ = 127400954184.

The previous prime is 445903339667. The next prime is 445903339727. The reversal of 445903339686 is 686933309544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5308373050 + ... + 5308373133.

It is an arithmetic number, because the mean of its divisors is an integer number (63700477104).

Almost surely, 2^445903339686 is an apocalyptic number.

445903339686 is an abundant number, since it is smaller than the sum of its proper divisors (573304293978).

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

445903339686 is a wasteful number, since it uses less digits than its factorization.

445903339686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10616746195.

The product of its (nonzero) digits is 50388480, while the sum is 60.

The spelling of 445903339686 in words is "four hundred forty-five billion, nine hundred three million, three hundred thirty-nine thousand, six hundred eighty-six".