447878834755 has 8 divisors (see below), whose sum is σ = 586314111024. Its totient is φ = 325730061600.

The previous prime is 447878834749. The next prime is 447878834833. The reversal of 447878834755 is 557438878744.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 447878834755 - 2¹⁵ = 447878801987 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 4071625716 + ... + 4071625825.

It is an arithmetic number, because the mean of its divisors is an integer number (73289263878).

Almost surely, 2^447878834755 is an apocalyptic number.

447878834755 is a deficient number, since it is larger than the sum of its proper divisors (138435276269).

447878834755 is a wasteful number, since it uses less digits than its factorization.

447878834755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8143251557.

The product of its digits is 842956800, while the sum is 70.

The spelling of 447878834755 in words is "four hundred forty-seven billion, eight hundred seventy-eight million, eight hundred thirty-four thousand, seven hundred fifty-five".