98426994997444 has 9 divisors (see below), whose sum is σ = 172247275969167. Its totient is φ = 49213487577684.

The previous prime is 98426994997403. The next prime is 98426994997483. The reversal of 98426994997444 is 44479949962489.

It is a happy number.

The square root of 98426994997444 is 9921038.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 17361817 + ... + 22322335.

Almost surely, 2^{98426994997444} is an apocalyptic number.

98426994997444 is the 9921038-th square number.

It is an amenable number.

98426994997444 is a deficient number, since it is larger than the sum of its proper divisors (73820280971723).

98426994997444 is an frugal number, since it uses more digits than its factorization.

98426994997444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9921042 (or 4960521 counting only the distinct ones).

The product of its digits is 40633270272, while the sum is 88.

The spelling of 98426994997444 in words is "ninety-eight trillion, four hundred twenty-six billion, nine hundred ninety-four million, nine hundred ninety-seven thousand, four hundred forty-four".