447180465 has 16 divisors (see below), whose sum is σ = 717619968. Its totient is φ = 237785856.

The previous prime is 447180449. The next prime is 447180491. The reversal of 447180465 is 564081744.

It is not a de Polignac number, because 447180465 - 2⁴ = 447180449 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 39177 + ... + 49286.

It is an arithmetic number, because the mean of its divisors is an integer number (44851248).

Almost surely, 2^447180465 is an apocalyptic number.

It is an amenable number.

447180465 is a deficient number, since it is larger than the sum of its proper divisors (270439503).

447180465 is a wasteful number, since it uses less digits than its factorization.

447180465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88808.

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 447180465 is about 21146.6419319948. The cubic root of 447180465 is about 764.7056067460.

The spelling of 447180465 in words is "four hundred forty-seven million, one hundred eighty thousand, four hundred sixty-five".