98678684123 has 2 divisors, whose sum is σ = 98678684124. Its totient is φ = 98678684122.

The previous prime is 98678684119. The next prime is 98678684173. The reversal of 98678684123 is 32148687689.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98678684123 - 2² = 98678684119 is a prime.

It is not a weakly prime, because it can be changed into another prime (98678684113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49339342061 + 49339342062.

It is an arithmetic number, because the mean of its divisors is an integer number (49339342062).

Almost surely, 2^98678684123 is an apocalyptic number.

98678684123 is a deficient number, since it is larger than the sum of its proper divisors (1).

98678684123 is an equidigital number, since it uses as much as digits as its factorization.

98678684123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27869184, while the sum is 62.

The spelling of 98678684123 in words is "ninety-eight billion, six hundred seventy-eight million, six hundred eighty-four thousand, one hundred twenty-three".