98146108997 has 4 divisors (see below), whose sum is σ = 98147079756. Its totient is φ = 98145138240.

The previous prime is 98146108937. The next prime is 98146109021. The reversal of 98146108997 is 79980164189.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 79980164189 = 23 ⋅3477398443.

It can be written as a sum of positive squares in 2 ways, for example, as 44307724036 + 53838384961 = 210494^2 + 232031^2 .

It is a cyclic number.

It is not a de Polignac number, because 98146108997 - 2²² = 98141914693 is a prime.

It is a super-2 number, since 2×98146108997² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98146108927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313418 + ... + 542699.

It is an arithmetic number, because the mean of its divisors is an integer number (24536769939).

Almost surely, 2^98146108997 is an apocalyptic number.

It is an amenable number.

98146108997 is a deficient number, since it is larger than the sum of its proper divisors (970759).

98146108997 is a wasteful number, since it uses less digits than its factorization.

98146108997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970758.

The product of its (nonzero) digits is 7838208, while the sum is 62.

The spelling of 98146108997 in words is "ninety-eight billion, one hundred forty-six million, one hundred eight thousand, nine hundred ninety-seven".