6044640643 has 2 divisors, whose sum is σ = 6044640644. Its totient is φ = 6044640642.

The previous prime is 6044640611. The next prime is 6044640647. The reversal of 6044640643 is 3460464406.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6044640643 - 2⁵ = 6044640611 is a prime.

It is not a weakly prime, because it can be changed into another prime (6044640647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3022320321 + 3022320322.

It is an arithmetic number, because the mean of its divisors is an integer number (3022320322).

Almost surely, 2^6044640643 is an apocalyptic number.

6044640643 is a deficient number, since it is larger than the sum of its proper divisors (1).

6044640643 is an equidigital number, since it uses as much as digits as its factorization.

6044640643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 37.

The square root of 6044640643 is about 77747.2870459156. The cubic root of 6044640643 is about 1821.6159864418.

The spelling of 6044640643 in words is "six billion, forty-four million, six hundred forty thousand, six hundred forty-three".