5578080643 has 2 divisors, whose sum is σ = 5578080644. Its totient is φ = 5578080642.

The previous prime is 5578080637. The next prime is 5578080721. The reversal of 5578080643 is 3460808755.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5578080643 is a prime.

It is a super-2 number, since 2×5578080643² = 62229967319622586898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5578080593 and 5578080602.

It is not a weakly prime, because it can be changed into another prime (5578080943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2789040321 + 2789040322.

It is an arithmetic number, because the mean of its divisors is an integer number (2789040322).

Almost surely, 2^5578080643 is an apocalyptic number.

5578080643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5578080643 is an equidigital number, since it uses as much as digits as its factorization.

5578080643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 5578080643 is about 74686.5492776310. The cubic root of 5578080643 is about 1773.4880352636.

The spelling of 5578080643 in words is "five billion, five hundred seventy-eight million, eighty thousand, six hundred forty-three".