504641677 has 4 divisors (see below), whose sum is σ = 504691776. Its totient is φ = 504591580.

The previous prime is 504641671. The next prime is 504641681. The reversal of 504641677 is 776146405.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 776146405 = 5 ⋅155229281.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504641677 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504641671) 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 3 ways as a sum of consecutive naturals, for example, 4099 + ... + 32032.

It is an arithmetic number, because the mean of its divisors is an integer number (126172944).

Almost surely, 2^504641677 is an apocalyptic number.

It is an amenable number.

504641677 is a deficient number, since it is larger than the sum of its proper divisors (50099).

504641677 is a wasteful number, since it uses less digits than its factorization.

504641677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50098.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 504641677 is about 22464.2310573943. The cubic root of 504641677 is about 796.1490324096.

The spelling of 504641677 in words is "five hundred four million, six hundred forty-one thousand, six hundred seventy-seven".