447427404997 has 8 divisors (see below), whose sum is σ = 447904341216. Its totient is φ = 446950629552.

The previous prime is 447427404973. The next prime is 447427405013. The reversal of 447427404997 is 799404724744.

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

It is a cyclic number.

It is not a de Polignac number, because 447427404997 - 2¹⁵ = 447427372229 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 (447427404967) 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, 6007098 + ... + 6081124.

It is an arithmetic number, because the mean of its divisors is an integer number (55988042652).

Almost surely, 2^447427404997 is an apocalyptic number.

It is an amenable number.

447427404997 is a deficient number, since it is larger than the sum of its proper divisors (476936219).

447427404997 is a wasteful number, since it uses less digits than its factorization.

447427404997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80387.

The product of its (nonzero) digits is 56899584, while the sum is 61.

The spelling of 447427404997 in words is "four hundred forty-seven billion, four hundred twenty-seven million, four hundred four thousand, nine hundred ninety-seven".