98844318644 has 6 divisors (see below), whose sum is σ = 172977557634. Its totient is φ = 49422159320.

The previous prime is 98844318631. The next prime is 98844318667. The reversal of 98844318644 is 44681344889.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 97687502500 + 1156816144 = 312550^2 + 34012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12355539827 + ... + 12355539834.

It is an arithmetic number, because the mean of its divisors is an integer number (28829592939).

Almost surely, 2^98844318644 is an apocalyptic number.

It is an amenable number.

98844318644 is a deficient number, since it is larger than the sum of its proper divisors (74133238990).

98844318644 is a wasteful number, since it uses less digits than its factorization.

98844318644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24711079665 (or 24711079663 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 59.

The spelling of 98844318644 in words is "ninety-eight billion, eight hundred forty-four million, three hundred eighteen thousand, six hundred forty-four".