447245138863 has 8 divisors (see below), whose sum is σ = 459028820096. Its totient is φ = 435524304600.

The previous prime is 447245138839. The next prime is 447245138969. The reversal of 447245138863 is 368831542744.

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

It is not a de Polignac number, because 447245138863 - 2³⁷ = 309806185391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447245138063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15697323 + ... + 15725788.

It is an arithmetic number, because the mean of its divisors is an integer number (57378602512).

Almost surely, 2^447245138863 is an apocalyptic number.

447245138863 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

447245138863 is a deficient number, since it is larger than the sum of its proper divisors (11783681233).

447245138863 is a wasteful number, since it uses less digits than its factorization.

447245138863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31423485.

The product of its digits is 15482880, while the sum is 55.

The spelling of 447245138863 in words is "four hundred forty-seven billion, two hundred forty-five million, one hundred thirty-eight thousand, eight hundred sixty-three".