6264404042242 has 16 divisors (see below), whose sum is σ = 9951598309752. Its totient is φ = 2947287965440.

The previous prime is 6264404042227. The next prime is 6264404042269. The reversal of 6264404042242 is 2422404044626.

It can be written as a sum of positive squares in 4 ways, for example, as 6242757099601 + 21646942641 = 2498551^2 + 147129^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6264404042195 and 6264404042204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20687413 + ... + 20988040.

Almost surely, 2^{6264404042242} is an apocalyptic number.

6264404042242 is a deficient number, since it is larger than the sum of its proper divisors (3687194267510).

6264404042242 is a wasteful number, since it uses less digits than its factorization.

6264404042242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41679893.

The product of its (nonzero) digits is 589824, while the sum is 40.

Adding to 6264404042242 its reverse (2422404044626), we get a palindrome (8686808086868).

The spelling of 6264404042242 in words is "six trillion, two hundred sixty-four billion, four hundred four million, forty-two thousand, two hundred forty-two".