445332000040 has 32 divisors (see below), whose sum is σ = 1002533856480. Its totient is φ = 178037358912.

The previous prime is 445332000019. The next prime is 445332000077. The reversal of 445332000040 is 40000233544.

It is a junction number, because it is equal to n+sod(n) for n = 445331999969 and 445332000014.

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, 2906922 + ... + 3056281.

It is an arithmetic number, because the mean of its divisors is an integer number (31329183015).

Almost surely, 2^445332000040 is an apocalyptic number.

445332000040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

445332000040 is an abundant number, since it is smaller than the sum of its proper divisors (557201856440).

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

445332000040 is a wasteful number, since it uses less digits than its factorization.

445332000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5965081 (or 5965077 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 445332000040 its reverse (40000233544), we get a palindrome (485332233584).

The spelling of 445332000040 in words is "four hundred forty-five billion, three hundred thirty-two million, forty", and thus it is an aban number.