505523052656 has 10 divisors (see below), whose sum is σ = 979450914552. Its totient is φ = 252761526320.

The previous prime is 505523052649. The next prime is 505523052689. The reversal of 505523052656 is 656250325505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15797595380 + ... + 15797595411.

Almost surely, 2^505523052656 is an apocalyptic number.

It is an amenable number.

505523052656 is a deficient number, since it is larger than the sum of its proper divisors (473927861896).

505523052656 is a wasteful number, since it uses less digits than its factorization.

505523052656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31595190799 (or 31595190793 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 44.

The spelling of 505523052656 in words is "five hundred five billion, five hundred twenty-three million, fifty-two thousand, six hundred fifty-six".