264503650 has 24 divisors (see below), whose sum is σ = 492418260. Its totient is φ = 105706560.

The previous prime is 264503641. The next prime is 264503671. The reversal of 264503650 is 56305462.

It can be written as a sum of positive squares in 6 ways, for example, as 122345721 + 142157929 = 11061^2 + 11923^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87972 + ... + 90928.

Almost surely, 2^264503650 is an apocalyptic number.

264503650 is a deficient number, since it is larger than the sum of its proper divisors (227914610).

264503650 is a wasteful number, since it uses less digits than its factorization.

264503650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4758 (or 4753 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 264503650 is about 16263.5681816753. The cubic root of 264503650 is about 641.9145549985.

The spelling of 264503650 in words is "two hundred sixty-four million, five hundred three thousand, six hundred fifty".