445147256908 has 12 divisors (see below), whose sum is σ = 787760595720. Its totient is φ = 220072800992.

The previous prime is 445147256887. The next prime is 445147256909. The reversal of 445147256908 is 809652741544.

It is not an unprimeable number, because it can be changed into a prime (445147256909) 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 3 ways as a sum of consecutive naturals, for example, 625206466 + ... + 625207177.

It is an arithmetic number, because the mean of its divisors is an integer number (65646716310).

Almost surely, 2^445147256908 is an apocalyptic number.

It is an amenable number.

445147256908 is a deficient number, since it is larger than the sum of its proper divisors (342613338812).

445147256908 is a wasteful number, since it uses less digits than its factorization.

445147256908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250413736 (or 1250413734 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 445147256908 in words is "four hundred forty-five billion, one hundred forty-seven million, two hundred fifty-six thousand, nine hundred eight".