505365554116 has 6 divisors (see below), whose sum is σ = 884389719710. Its totient is φ = 252682777056.

The previous prime is 505365554101. The next prime is 505365554123. The reversal of 505365554116 is 611455563505.

It can be written as a sum of positive squares in only one way, i.e., 341944257600 + 163421296516 = 584760^2 + 404254^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63170694261 + ... + 63170694268.

Almost surely, 2^505365554116 is an apocalyptic number.

It is an amenable number.

505365554116 is a deficient number, since it is larger than the sum of its proper divisors (379024165594).

505365554116 is a wasteful number, since it uses less digits than its factorization.

505365554116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126341388533 (or 126341388531 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 46.

The spelling of 505365554116 in words is "five hundred five billion, three hundred sixty-five million, five hundred fifty-four thousand, one hundred sixteen".