447840594645 has 64 divisors (see below), whose sum is σ = 749422485504. Its totient is φ = 228098914560.

The previous prime is 447840594637. The next prime is 447840594661. The reversal of 447840594645 is 546495048744.

It is not a de Polignac number, because 447840594645 - 2³ = 447840594637 is a prime.

It is a super-2 number, since 2×447840594645² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 36543339 + ... + 36555591.

It is an arithmetic number, because the mean of its divisors is an integer number (11709726336).

Almost surely, 2^447840594645 is an apocalyptic number.

It is an amenable number.

447840594645 is a deficient number, since it is larger than the sum of its proper divisors (301581890859).

447840594645 is a wasteful number, since it uses less digits than its factorization.

447840594645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13322.

The product of its (nonzero) digits is 77414400, while the sum is 60.

The spelling of 447840594645 in words is "four hundred forty-seven billion, eight hundred forty million, five hundred ninety-four thousand, six hundred forty-five".