9335011618861 has 4 divisors (see below), whose sum is σ = 9335808337212. Its totient is φ = 9334214900512.

The previous prime is 9335011618859. The next prime is 9335011618903. The reversal of 9335011618861 is 1688161105339.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1696587005961 + 7638424612900 = 1302531^2 + 2763770^2 .

It is a cyclic number.

It is not a de Polignac number, because 9335011618861 - 2¹ = 9335011618859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9335011618799 and 9335011618808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9335011618811) 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, 398341600 + ... + 398365033.

It is an arithmetic number, because the mean of its divisors is an integer number (2333952084303).

Almost surely, 2^{9335011618861} is an apocalyptic number.

It is an amenable number.

9335011618861 is a deficient number, since it is larger than the sum of its proper divisors (796718351).

9335011618861 is a wasteful number, since it uses less digits than its factorization.

9335011618861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796718350.

The product of its (nonzero) digits is 933120, while the sum is 52.

The spelling of 9335011618861 in words is "nine trillion, three hundred thirty-five billion, eleven million, six hundred eighteen thousand, eight hundred sixty-one".