98889393377 has 2 divisors, whose sum is σ = 98889393378. Its totient is φ = 98889393376.

The previous prime is 98889393373. The next prime is 98889393469. The reversal of 98889393377 is 77339398889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88065904081 + 10823489296 = 296759^2 + 104036^2 .

It is a cyclic number.

It is not a de Polignac number, because 98889393377 - 2² = 98889393373 is a prime.

It is a super-2 number, since 2×98889393377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98889393373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49444696688 + 49444696689.

It is an arithmetic number, because the mean of its divisors is an integer number (49444696689).

Almost surely, 2^98889393377 is an apocalyptic number.

It is an amenable number.

98889393377 is a deficient number, since it is larger than the sum of its proper divisors (1).

98889393377 is an equidigital number, since it uses as much as digits as its factorization.

98889393377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 493807104, while the sum is 74.

The spelling of 98889393377 in words is "ninety-eight billion, eight hundred eighty-nine million, three hundred ninety-three thousand, three hundred seventy-seven".