441474731471 has 4 divisors (see below), whose sum is σ = 450867810912. Its totient is φ = 432081652032.

The previous prime is 441474731459. The next prime is 441474731473. The reversal of 441474731471 is 174137474144.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441474731471 is a prime.

It is a super-3 number, since 3×441474731471³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47), and also a Moran number because the ratio is a prime number: 9393079393 = 441474731471 / (4 + 4 + 1 + 4 + 7 + 4 + 7 + 3 + 1 + 4 + 7 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441474731473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4696539650 + ... + 4696539743.

It is an arithmetic number, because the mean of its divisors is an integer number (112716952728).

Almost surely, 2^441474731471 is an apocalyptic number.

441474731471 is a deficient number, since it is larger than the sum of its proper divisors (9393079441).

441474731471 is an equidigital number, since it uses as much as digits as its factorization.

441474731471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9393079440.

The product of its digits is 1053696, while the sum is 47.

The spelling of 441474731471 in words is "four hundred forty-one billion, four hundred seventy-four million, seven hundred thirty-one thousand, four hundred seventy-one".