6246405506 has 24 divisors (see below), whose sum is σ = 10904646060. Its totient is φ = 2672257280.

The previous prime is 6246405479. The next prime is 6246405559. The reversal of 6246405506 is 6055046426.

It can be written as a sum of positive squares in 2 ways, for example, as 5301150481 + 945255025 = 72809^2 + 30745^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6246405506.

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 11 ways as a sum of consecutive naturals, for example, 755051 + ... + 763278.

Almost surely, 2^6246405506 is an apocalyptic number.

6246405506 is a deficient number, since it is larger than the sum of its proper divisors (4658240554).

6246405506 is a wasteful number, since it uses less digits than its factorization.

6246405506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518370 (or 1518359 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 6246405506 is about 79034.2046584895. The cubic root of 6246405506 is about 1841.6625554922.

The spelling of 6246405506 in words is "six billion, two hundred forty-six million, four hundred five thousand, five hundred six".