58047278021 has 2 divisors, whose sum is σ = 58047278022. Its totient is φ = 58047278020.

The previous prime is 58047278011. The next prime is 58047278099. The reversal of 58047278021 is 12087274085.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44853309796 + 13193968225 = 211786^2 + 114865^2 .

It is a cyclic number.

It is not a de Polignac number, because 58047278021 - 2¹⁰ = 58047276997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58047278011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29023639010 + 29023639011.

It is an arithmetic number, because the mean of its divisors is an integer number (29023639011).

Almost surely, 2^58047278021 is an apocalyptic number.

It is an amenable number.

58047278021 is a deficient number, since it is larger than the sum of its proper divisors (1).

58047278021 is an equidigital number, since it uses as much as digits as its factorization.

58047278021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250880, while the sum is 44.

The spelling of 58047278021 in words is "fifty-eight billion, forty-seven million, two hundred seventy-eight thousand, twenty-one".