220416545399993 has 2 divisors, whose sum is σ = 220416545399994. Its totient is φ = 220416545399992.

The previous prime is 220416545399959. The next prime is 220416545400001. The reversal of 220416545399993 is 399993545614022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200256687859264 + 20159857540729 = 14151208^2 + 4489973^2 .

It is a cyclic number.

It is not a de Polignac number, because 220416545399993 - 2⁶ = 220416545399929 is a prime.

It is not a weakly prime, because it can be changed into another prime (220416545399933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110208272699996 + 110208272699997.

It is an arithmetic number, because the mean of its divisors is an integer number (110208272699997).

Almost surely, 2^{220416545399993} is an apocalyptic number.

It is an amenable number.

220416545399993 is a deficient number, since it is larger than the sum of its proper divisors (1).

220416545399993 is an equidigital number, since it uses as much as digits as its factorization.

220416545399993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 566870400, while the sum is 71.

The spelling of 220416545399993 in words is "two hundred twenty trillion, four hundred sixteen billion, five hundred forty-five million, three hundred ninety-nine thousand, nine hundred ninety-three".