445939975962 has 96 divisors (see below), whose sum is σ = 1093847471808. Its totient is φ = 135332539776.

The previous prime is 445939975951. The next prime is 445939975967. The reversal of 445939975962 is 269579939544.

445939975962 is a `hidden beast` number, since 4 + 459 + 39 + 97 + 59 + 6 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (445939975967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22228 + ... + 944655.

It is an arithmetic number, because the mean of its divisors is an integer number (11394244498).

Almost surely, 2^445939975962 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445939975962, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546923735904).

445939975962 is an abundant number, since it is smaller than the sum of its proper divisors (647907495846).

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

445939975962 is a wasteful number, since it uses less digits than its factorization.

445939975962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966986 (or 966974 counting only the distinct ones).

The product of its digits is 661348800, while the sum is 72.

The spelling of 445939975962 in words is "four hundred forty-five billion, nine hundred thirty-nine million, nine hundred seventy-five thousand, nine hundred sixty-two".