6626870443 has 2 divisors, whose sum is σ = 6626870444. Its totient is φ = 6626870442.

The previous prime is 6626870401. The next prime is 6626870447. The reversal of 6626870443 is 3440786266.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6626870443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6626870393 and 6626870402.

It is not a weakly prime, because it can be changed into another prime (6626870447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313435221 + 3313435222.

It is an arithmetic number, because the mean of its divisors is an integer number (3313435222).

Almost surely, 2^6626870443 is an apocalyptic number.

6626870443 is a deficient number, since it is larger than the sum of its proper divisors (1).

6626870443 is an equidigital number, since it uses as much as digits as its factorization.

6626870443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The square root of 6626870443 is about 81405.5922096265. The cubic root of 6626870443 is about 1878.3196131429.

The spelling of 6626870443 in words is "six billion, six hundred twenty-six million, eight hundred seventy thousand, four hundred forty-three".