820058049403 has 2 divisors, whose sum is σ = 820058049404. Its totient is φ = 820058049402.

The previous prime is 820058049401. The next prime is 820058049427. The reversal of 820058049403 is 304940850028.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 820058049403 - 2¹ = 820058049401 is a prime.

Together with 820058049401, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 820058049403.

It is not a weakly prime, because it can be changed into another prime (820058049401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410029024701 + 410029024702.

It is an arithmetic number, because the mean of its divisors is an integer number (410029024702).

Almost surely, 2^820058049403 is an apocalyptic number.

820058049403 is a deficient number, since it is larger than the sum of its proper divisors (1).

820058049403 is an equidigital number, since it uses as much as digits as its factorization.

820058049403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 820058049403 in words is "eight hundred twenty billion, fifty-eight million, forty-nine thousand, four hundred three".