98239027493 has 2 divisors, whose sum is σ = 98239027494. Its totient is φ = 98239027492.

The previous prime is 98239027409. The next prime is 98239027499. The reversal of 98239027493 is 39472093289.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62071736164 + 36167291329 = 249142^2 + 190177^2 .

It is a cyclic number.

It is not a de Polignac number, because 98239027493 - 2¹⁰ = 98239026469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98239027499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49119513746 + 49119513747.

It is an arithmetic number, because the mean of its divisors is an integer number (49119513747).

Almost surely, 2^98239027493 is an apocalyptic number.

It is an amenable number.

98239027493 is a deficient number, since it is larger than the sum of its proper divisors (1).

98239027493 is an equidigital number, since it uses as much as digits as its factorization.

98239027493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 98239027493 in words is "ninety-eight billion, two hundred thirty-nine million, twenty-seven thousand, four hundred ninety-three".