447631136744 has 32 divisors (see below), whose sum is σ = 915639560640. Its totient is φ = 203461939200.

The previous prime is 447631136717. The next prime is 447631136761.

447631136744 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 447631136692 and 447631136701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3383912 + ... + 3513704.

It is an arithmetic number, because the mean of its divisors is an integer number (28613736270).

Almost surely, 2^447631136744 is an apocalyptic number.

447631136744 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

447631136744 is an abundant number, since it is smaller than the sum of its proper divisors (468008423896).

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

447631136744 is a wasteful number, since it uses less digits than its factorization.

447631136744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169001 (or 168997 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 50.

The spelling of 447631136744 in words is "four hundred forty-seven billion, six hundred thirty-one million, one hundred thirty-six thousand, seven hundred forty-four".