98543337820001 has 2 divisors, whose sum is σ = 98543337820002. Its totient is φ = 98543337820000.

The previous prime is 98543337819991. The next prime is 98543337820051. The reversal of 98543337820001 is 10002873334589.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54074712309601 + 44468625510400 = 7353551^2 + 6668480^2 .

It is a cyclic number.

It is not a de Polignac number, because 98543337820001 - 2⁶ = 98543337819937 is a prime.

It is not a weakly prime, because it can be changed into another prime (98543337820051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49271668910000 + 49271668910001.

It is an arithmetic number, because the mean of its divisors is an integer number (49271668910001).

Almost surely, 2^{98543337820001} is an apocalyptic number.

It is an amenable number.

98543337820001 is a deficient number, since it is larger than the sum of its proper divisors (1).

98543337820001 is an equidigital number, since it uses as much as digits as its factorization.

98543337820001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 98543337820001 in words is "ninety-eight trillion, five hundred forty-three billion, three hundred thirty-seven million, eight hundred twenty thousand, one".