98774842573 has 12 divisors (see below), whose sum is σ = 108601030300. Its totient is φ = 89770222080.

The previous prime is 98774842571. The next prime is 98774842597. The reversal of 98774842573 is 37524847789.

It can be written as a sum of positive squares in 2 ways, for example, as 30137654404 + 68637188169 = 173602^2 + 261987^2 .

It is not a de Polignac number, because 98774842573 - 2¹ = 98774842571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98774842571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327853 + ... + 552301.

Almost surely, 2^98774842573 is an apocalyptic number.

It is an amenable number.

98774842573 is a deficient number, since it is larger than the sum of its proper divisors (9826187727).

98774842573 is a wasteful number, since it uses less digits than its factorization.

98774842573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228108 (or 228097 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 64.

The spelling of 98774842573 in words is "ninety-eight billion, seven hundred seventy-four million, eight hundred forty-two thousand, five hundred seventy-three".