404506480771 has 4 divisors (see below), whose sum is σ = 405091874344. Its totient is φ = 403921087200.

The previous prime is 404506480757. The next prime is 404506480901. The reversal of 404506480771 is 177084605404.

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

It is a cyclic number.

It is not a de Polignac number, because 404506480771 - 2³⁵ = 370146742403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404506420771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292695750 + ... + 292697131.

It is an arithmetic number, because the mean of its divisors is an integer number (101272968586).

Almost surely, 2^404506480771 is an apocalyptic number.

404506480771 is a deficient number, since it is larger than the sum of its proper divisors (585393573).

404506480771 is an equidigital number, since it uses as much as digits as its factorization.

404506480771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585393572.

The product of its (nonzero) digits is 752640, while the sum is 46.

The spelling of 404506480771 in words is "four hundred four billion, five hundred six million, four hundred eighty thousand, seven hundred seventy-one".