441478465 has 16 divisors (see below), whose sum is σ = 539124480. Its totient is φ = 346993920.

The previous prime is 441478439. The next prime is 441478481. The reversal of 441478465 is 564874144.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-441478465 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80697 + ... + 85993.

It is an arithmetic number, because the mean of its divisors is an integer number (33695280).

Almost surely, 2^441478465 is an apocalyptic number.

It is an amenable number.

441478465 is a deficient number, since it is larger than the sum of its proper divisors (97646015).

441478465 is a wasteful number, since it uses less digits than its factorization.

441478465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5592.

The product of its digits is 430080, while the sum is 43.

The square root of 441478465 is about 21011.3889355273. The cubic root of 441478465 is about 761.4414385654.

The spelling of 441478465 in words is "four hundred forty-one million, four hundred seventy-eight thousand, four hundred sixty-five".