98666630473 has 2 divisors, whose sum is σ = 98666630474. Its totient is φ = 98666630472.

The previous prime is 98666630383. The next prime is 98666630483. The reversal of 98666630473 is 37403666689.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71808992784 + 26857637689 = 267972^2 + 163883^2 .

It is a cyclic number.

It is not a de Polignac number, because 98666630473 - 2⁹ = 98666629961 is a prime.

It is not a weakly prime, because it can be changed into another prime (98666630483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49333315236 + 49333315237.

It is an arithmetic number, because the mean of its divisors is an integer number (49333315237).

Almost surely, 2^98666630473 is an apocalyptic number.

It is an amenable number.

98666630473 is a deficient number, since it is larger than the sum of its proper divisors (1).

98666630473 is an equidigital number, since it uses as much as digits as its factorization.

98666630473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23514624, while the sum is 58.

The spelling of 98666630473 in words is "ninety-eight billion, six hundred sixty-six million, six hundred thirty thousand, four hundred seventy-three".