505545350 has 24 divisors (see below), whose sum is σ = 989806440. Its totient is φ = 191574720.

The previous prime is 505545349. The next prime is 505545353. The reversal of 505545350 is 53545505.

It is a super-2 number, since 2×505545350² = 511152201813245000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505545353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265127 + ... + 267026.

It is an arithmetic number, because the mean of its divisors is an integer number (41241935).

Almost surely, 2^505545350 is an apocalyptic number.

505545350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505545350 is a deficient number, since it is larger than the sum of its proper divisors (484261090).

505545350 is a wasteful number, since it uses less digits than its factorization.

505545350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532184 (or 532179 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 32.

The square root of 505545350 is about 22484.3356584089. The cubic root of 505545350 is about 796.6239762453.

It can be divided in two parts, 5055 and 45350, that added together give a palindrome (50405).

The spelling of 505545350 in words is "five hundred five million, five hundred forty-five thousand, three hundred fifty".