4420665550579 has 2 divisors, whose sum is σ = 4420665550580. Its totient is φ = 4420665550578.

The previous prime is 4420665550571. The next prime is 4420665550583. The reversal of 4420665550579 is 9750555660244.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4420665550579 - 2³ = 4420665550571 is a prime.

It is not a weakly prime, because it can be changed into another prime (4420665550571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210332775289 + 2210332775290.

It is an arithmetic number, because the mean of its divisors is an integer number (2210332775290).

Almost surely, 2^{4420665550579} is an apocalyptic number.

4420665550579 is a deficient number, since it is larger than the sum of its proper divisors (1).

4420665550579 is an equidigital number, since it uses as much as digits as its factorization.

4420665550579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360000, while the sum is 58.

The spelling of 4420665550579 in words is "four trillion, four hundred twenty billion, six hundred sixty-five million, five hundred fifty thousand, five hundred seventy-nine".