505355536 has 20 divisors (see below), whose sum is σ = 1119001792. Its totient is φ = 216580896.

The previous prime is 505355533. The next prime is 505355561. The reversal of 505355536 is 635553505.

It is a junction number, because it is equal to n+sod(n) for n = 505355495 and 505355504.

It is not an unprimeable number, because it can be changed into a prime (505355531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2255940 + ... + 2256163.

Almost surely, 2^505355536 is an apocalyptic number.

505355536 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

505355536 is an abundant number, since it is smaller than the sum of its proper divisors (613646256).

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

505355536 is a wasteful number, since it uses less digits than its factorization.

505355536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4512118 (or 4512112 counting only the distinct ones).

The product of its (nonzero) digits is 168750, while the sum is 37.

The square root of 505355536 is about 22480.1142345852. The cubic root of 505355536 is about 796.5242625981.

The spelling of 505355536 in words is "five hundred five million, three hundred fifty-five thousand, five hundred thirty-six".