6311264450 has 48 divisors (see below), whose sum is σ = 12439755144. Its totient is φ = 2374041600.

The previous prime is 6311264431. The next prime is 6311264507. The reversal of 6311264450 is 544621136.

It can be written as a sum of positive squares in 12 ways, for example, as 1228572601 + 5082691849 = 35051^2 + 71293^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1406210 + ... + 1410690.

Almost surely, 2^6311264450 is an apocalyptic number.

6311264450 is a deficient number, since it is larger than the sum of its proper divisors (6128490694).

6311264450 is a wasteful number, since it uses less digits than its factorization.

6311264450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6167 (or 6162 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 6311264450 is about 79443.4670064191. The cubic root of 6311264450 is about 1848.0148611165.

Adding to 6311264450 its reverse (544621136), we get a palindrome (6855885586).

The spelling of 6311264450 in words is "six billion, three hundred eleven million, two hundred sixty-four thousand, four hundred fifty".