505782557612 has 12 divisors (see below), whose sum is σ = 888563522280. Its totient is φ = 251907265536.

The previous prime is 505782557593. The next prime is 505782557717. The reversal of 505782557612 is 216755287505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246002162 + ... + 246004217.

It is an arithmetic number, because the mean of its divisors is an integer number (74046960190).

Almost surely, 2^505782557612 is an apocalyptic number.

It is an amenable number.

505782557612 is a deficient number, since it is larger than the sum of its proper divisors (382780964668).

505782557612 is a wasteful number, since it uses less digits than its factorization.

505782557612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492006640 (or 492006638 counting only the distinct ones).

The product of its (nonzero) digits is 5880000, while the sum is 53.

The spelling of 505782557612 in words is "five hundred five billion, seven hundred eighty-two million, five hundred fifty-seven thousand, six hundred twelve".