6245446445426 has 12 divisors (see below), whose sum is σ = 9887181839262. Its totient is φ = 2958369368544.

The previous prime is 6245446445417. The next prime is 6245446445443.

It is a happy number.

6245446445426 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 5931733315225 + 313713130201 = 2435515^2 + 560101^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4325100695 + ... + 4325102138.

Almost surely, 2^{6245446445426} is an apocalyptic number.

6245446445426 is a deficient number, since it is larger than the sum of its proper divisors (3641735393836).

6245446445426 is a wasteful number, since it uses less digits than its factorization.

6245446445426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8650202873 (or 8650202854 counting only the distinct ones).

The product of its digits is 88473600, while the sum is 56.

The spelling of 6245446445426 in words is "six trillion, two hundred forty-five billion, four hundred forty-six million, four hundred forty-five thousand, four hundred twenty-six".