447672146898744 has 48 divisors (see below), whose sum is σ = 1224944834961120. Its totient is φ = 147685656706560.

The previous prime is 447672146898709. The next prime is 447672146898751. The reversal of 447672146898744 is 447898641276744.

447672146898744 is a `hidden beast` number, since 4 + 4 + 7 + 6 + 7 + 21 + 468 + 98 + 7 + 44 = 666.

It is a super-2 number, since 2×447672146898744² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32049831712 + ... + 32049845679.

It is an arithmetic number, because the mean of its divisors is an integer number (25519684061690).

Almost surely, 2^{447672146898744} is an apocalyptic number.

It is an amenable number.

447672146898744 is an abundant number, since it is smaller than the sum of its proper divisors (777272688062376).

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

447672146898744 is a wasteful number, since it uses less digits than its factorization.

447672146898744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64099677500 (or 64099677493 counting only the distinct ones).

The product of its digits is 14566293504, while the sum is 81.

The spelling of 447672146898744 in words is "four hundred forty-seven trillion, six hundred seventy-two billion, one hundred forty-six million, eight hundred ninety-eight thousand, seven hundred forty-four".