98802478123 has 2 divisors, whose sum is σ = 98802478124. Its totient is φ = 98802478122.

The previous prime is 98802478031. The next prime is 98802478133. The reversal of 98802478123 is 32187420889.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98802478123 is a prime.

It is not a weakly prime, because it can be changed into another prime (98802478133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49401239061 + 49401239062.

It is an arithmetic number, because the mean of its divisors is an integer number (49401239062).

Almost surely, 2^98802478123 is an apocalyptic number.

98802478123 is a deficient number, since it is larger than the sum of its proper divisors (1).

98802478123 is an equidigital number, since it uses as much as digits as its factorization.

98802478123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 98802478123 in words is "ninety-eight billion, eight hundred two million, four hundred seventy-eight thousand, one hundred twenty-three".