447976679744 has 28 divisors (see below), whose sum is σ = 969767700288. Its totient is φ = 203625763200.

The previous prime is 447976679723. The next prime is 447976679797.

447976679744 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318164552 + ... + 318165959.

Almost surely, 2^447976679744 is an apocalyptic number.

447976679744 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

447976679744 is an abundant number, since it is smaller than the sum of its proper divisors (521791020544).

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

447976679744 is a wasteful number, since it uses less digits than its factorization.

447976679744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636330534 (or 636330524 counting only the distinct ones).

The product of its digits is 1792336896, while the sum is 74.

The spelling of 447976679744 in words is "four hundred forty-seven billion, nine hundred seventy-six million, six hundred seventy-nine thousand, seven hundred forty-four".