98665852793 has 4 divisors (see below), whose sum is σ = 98759910900. Its totient is φ = 98571794688.

The previous prime is 98665852661. The next prime is 98665852861. The reversal of 98665852793 is 39725856689.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39725856689 = 6037 ⋅6580397.

It can be written as a sum of positive squares in 2 ways, for example, as 82968769849 + 15697082944 = 288043^2 + 125288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98665852793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98665852393) 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, 47027480 + ... + 47029577.

It is an arithmetic number, because the mean of its divisors is an integer number (24689977725).

Almost surely, 2^98665852793 is an apocalyptic number.

It is an amenable number.

98665852793 is a deficient number, since it is larger than the sum of its proper divisors (94058107).

98665852793 is a wasteful number, since it uses less digits than its factorization.

98665852793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94058106.

The product of its digits is 195955200, while the sum is 68.

The spelling of 98665852793 in words is "ninety-eight billion, six hundred sixty-five million, eight hundred fifty-two thousand, seven hundred ninety-three".