505553717052 has 18 divisors (see below), whose sum is σ = 1277927451528. Its totient is φ = 168517905672.

The previous prime is 505553717017. The next prime is 505553717063. The reversal of 505553717052 is 250717355505.

505553717052 is a `hidden beast` number, since 5 + 0 + 55 + 537 + 17 + 0 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-3 number, since 3×505553717052³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 505553716989 and 505553717007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7021579368 + ... + 7021579439.

Almost surely, 2^505553717052 is an apocalyptic number.

It is an amenable number.

505553717052 is an abundant number, since it is smaller than the sum of its proper divisors (772373734476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505553717052 is a wasteful number, since it uses less digits than its factorization.

505553717052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14043158817 (or 14043158812 counting only the distinct ones).

The product of its (nonzero) digits is 918750, while the sum is 45.

The spelling of 505553717052 in words is "five hundred five billion, five hundred fifty-three million, seven hundred seventeen thousand, fifty-two".