6426556246 has 16 divisors (see below), whose sum is σ = 10855415808. Its totient is φ = 2826930600.

The previous prime is 6426556237. The next prime is 6426556249.

6426556246 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×6426556246² = 82601250366003225032, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6426556196 and 6426556205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6426556249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4710870 + ... + 4712233.

It is an arithmetic number, because the mean of its divisors is an integer number (678463488).

Almost surely, 2^6426556246 is an apocalyptic number.

6426556246 is a deficient number, since it is larger than the sum of its proper divisors (4428859562).

6426556246 is a wasteful number, since it uses less digits than its factorization.

6426556246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9423147.

The product of its digits is 2073600, while the sum is 46.

The square root of 6426556246 is about 80165.8047174729. The cubic root of 6426556246 is about 1859.1999725466.

The spelling of 6426556246 in words is "six billion, four hundred twenty-six million, five hundred fifty-six thousand, two hundred forty-six".