98889469501 has 2 divisors, whose sum is σ = 98889469502. Its totient is φ = 98889469500.

The previous prime is 98889469493. The next prime is 98889469531. The reversal of 98889469501 is 10596498889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93290539225 + 5598930276 = 305435^2 + 74826^2 .

It is a cyclic number.

It is not a de Polignac number, because 98889469501 - 2³ = 98889469493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98889469531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49444734750 + 49444734751.

It is an arithmetic number, because the mean of its divisors is an integer number (49444734751).

Almost surely, 2^98889469501 is an apocalyptic number.

It is an amenable number.

98889469501 is a deficient number, since it is larger than the sum of its proper divisors (1).

98889469501 is an equidigital number, since it uses as much as digits as its factorization.

98889469501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44789760, while the sum is 67.

The spelling of 98889469501 in words is "ninety-eight billion, eight hundred eighty-nine million, four hundred sixty-nine thousand, five hundred one".