506611264 has 14 divisors (see below), whose sum is σ = 1005306854. Its totient is φ = 253305600.

The previous prime is 506611249. The next prime is 506611277. The reversal of 506611264 is 462116605.

It can be written as a sum of positive squares in only one way, i.e., 357966400 + 148644864 = 18920^2 + 12192^2 .

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 as a sum of consecutive naturals, namely, 3957837 + ... + 3957964.

Almost surely, 2^506611264 is an apocalyptic number.

It is an amenable number.

506611264 is a deficient number, since it is larger than the sum of its proper divisors (498695590).

506611264 is an equidigital number, since it uses as much as digits as its factorization.

506611264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7915813 (or 7915803 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 506611264 is about 22508.0266571728. The cubic root of 506611264 is about 797.1834621973.

Adding to 506611264 its reverse (462116605), we get a palindrome (968727869).

The spelling of 506611264 in words is "five hundred six million, six hundred eleven thousand, two hundred sixty-four".