447241781132 has 6 divisors (see below), whose sum is σ = 782673116988. Its totient is φ = 223620890564.

The previous prime is 447241781123. The next prime is 447241781143. The reversal of 447241781132 is 231187142744.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55905222638 + ... + 55905222645.

It is an arithmetic number, because the mean of its divisors is an integer number (130445519498).

Almost surely, 2^447241781132 is an apocalyptic number.

It is an amenable number.

447241781132 is a deficient number, since it is larger than the sum of its proper divisors (335431335856).

447241781132 is a wasteful number, since it uses less digits than its factorization.

447241781132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111810445287 (or 111810445285 counting only the distinct ones).

The product of its digits is 301056, while the sum is 44.

The spelling of 447241781132 in words is "four hundred forty-seven billion, two hundred forty-one million, seven hundred eighty-one thousand, one hundred thirty-two".