445009627540 has 48 divisors (see below), whose sum is σ = 962389612800. Its totient is φ = 172771777152.

The previous prime is 445009627519. The next prime is 445009627541. The reversal of 445009627540 is 45726900544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445009627541) 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 15 ways as a sum of consecutive naturals, for example, 2293659 + ... + 2480098.

It is an arithmetic number, because the mean of its divisors is an integer number (20049783600).

Almost surely, 2^445009627540 is an apocalyptic number.

It is an amenable number.

445009627540 is an abundant number, since it is smaller than the sum of its proper divisors (517379985260).

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

445009627540 is a wasteful number, since it uses less digits than its factorization.

445009627540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4773904 (or 4773902 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 445009627540 in words is "four hundred forty-five billion, nine million, six hundred twenty-seven thousand, five hundred forty".