505010055556 has 6 divisors (see below), whose sum is σ = 883767597230. Its totient is φ = 252505027776.

The previous prime is 505010055521. The next prime is 505010055559. The reversal of 505010055556 is 655550010505.

It can be written as a sum of positive squares in only one way, i.e., 496475252100 + 8534803456 = 704610^2 + 92384^2 .

It is not an unprimeable number, because it can be changed into a prime (505010055559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63126256941 + ... + 63126256948.

Almost surely, 2^505010055556 is an apocalyptic number.

It is an amenable number.

505010055556 is a deficient number, since it is larger than the sum of its proper divisors (378757541674).

505010055556 is a wasteful number, since it uses less digits than its factorization.

505010055556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126252513893 (or 126252513891 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 505010055556 in words is "five hundred five billion, ten million, fifty-five thousand, five hundred fifty-six".