505364540986 has 8 divisors (see below), whose sum is σ = 758059196724. Its totient is φ = 252678142080.

The previous prime is 505364540971. The next prime is 505364540999. The reversal of 505364540986 is 689045463505.

It can be written as a sum of positive squares in 2 ways, for example, as 505058955625 + 305585361 = 710675^2 + 17481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1908855 + ... + 2157418.

Almost surely, 2^505364540986 is an apocalyptic number.

505364540986 is a deficient number, since it is larger than the sum of its proper divisors (252694655738).

505364540986 is a wasteful number, since it uses less digits than its factorization.

505364540986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128416.

The product of its (nonzero) digits is 15552000, while the sum is 55.

The spelling of 505364540986 in words is "five hundred five billion, three hundred sixty-four million, five hundred forty thousand, nine hundred eighty-six".