504416665 has 16 divisors (see below), whose sum is σ = 619536960. Its totient is φ = 394130880.

The previous prime is 504416663. The next prime is 504416677. The reversal of 504416665 is 566614405.

It is not a de Polignac number, because 504416665 - 2¹ = 504416663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (504416663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40870 + ... + 51760.

It is an arithmetic number, because the mean of its divisors is an integer number (38721060).

Almost surely, 2^504416665 is an apocalyptic number.

It is an amenable number.

504416665 is a deficient number, since it is larger than the sum of its proper divisors (115120295).

504416665 is a wasteful number, since it uses less digits than its factorization.

504416665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11112.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 504416665 is about 22459.2222705952. Note that the first 4 decimals coincide. The cubic root of 504416665 is about 796.0306845953.

The spelling of 504416665 in words is "five hundred four million, four hundred sixteen thousand, six hundred sixty-five".