820058049667 has 2 divisors, whose sum is σ = 820058049668. Its totient is φ = 820058049666.

The previous prime is 820058049647. The next prime is 820058049683. The reversal of 820058049667 is 766940850028.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 820058049667 - 2¹⁹ = 820057525379 is a prime.

It is not a weakly prime, because it can be changed into another prime (820058049637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410029024833 + 410029024834.

It is an arithmetic number, because the mean of its divisors is an integer number (410029024834).

Almost surely, 2^820058049667 is an apocalyptic number.

820058049667 is a deficient number, since it is larger than the sum of its proper divisors (1).

820058049667 is an equidigital number, since it uses as much as digits as its factorization.

820058049667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 820058049667 in words is "eight hundred twenty billion, fifty-eight million, forty-nine thousand, six hundred sixty-seven".