9842193965 has 8 divisors (see below), whose sum is σ = 11927570328. Its totient is φ = 7795796800.

The previous prime is 9842193953. The next prime is 9842193997. The reversal of 9842193965 is 5693912489.

It can be written as a sum of positive squares in 4 ways, for example, as 1931514601 + 7910679364 = 43949^2 + 88942^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9842193965 - 2¹⁴ = 9842177581 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9842193965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9744242 + ... + 9745251.

It is an arithmetic number, because the mean of its divisors is an integer number (1490946291).

Almost surely, 2^9842193965 is an apocalyptic number.

It is an amenable number.

9842193965 is a deficient number, since it is larger than the sum of its proper divisors (2085376363).

9842193965 is a wasteful number, since it uses less digits than its factorization.

9842193965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19489599.

The product of its digits is 4199040, while the sum is 56.

The square root of 9842193965 is about 99207.8321756906. The cubic root of 9842193965 is about 2143.0417893788.

The spelling of 9842193965 in words is "nine billion, eight hundred forty-two million, one hundred ninety-three thousand, nine hundred sixty-five".