504886065896728 has 8 divisors (see below), whose sum is σ = 946661373556380. Its totient is φ = 252443032948360.

The previous prime is 504886065896713. The next prime is 504886065896759. The reversal of 504886065896728 is 827698560688405.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×504886065896728² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31555379118538 + ... + 31555379118553.

Almost surely, 2^{504886065896728} is an apocalyptic number.

It is an amenable number.

504886065896728 is a deficient number, since it is larger than the sum of its proper divisors (441775307659652).

504886065896728 is a wasteful number, since it uses less digits than its factorization.

504886065896728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63110758237097 (or 63110758237093 counting only the distinct ones).

The product of its (nonzero) digits is 11147673600, while the sum is 82.

The spelling of 504886065896728 in words is "five hundred four trillion, eight hundred eighty-six billion, sixty-five million, eight hundred ninety-six thousand, seven hundred twenty-eight".