9719057196243 has 12 divisors (see below), whose sum is σ = 14043882375328. Its totient is φ = 6476951062800.

The previous prime is 9719057196187. The next prime is 9719057196257. The reversal of 9719057196243 is 3426917509179.

9719057196243 is a `hidden beast` number, since 9 + 7 + 19 + 0 + 571 + 9 + 6 + 2 + 43 = 666.

It is not a de Polignac number, because 9719057196243 - 2¹³ = 9719057188051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9719057196283) 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, 201674683 + ... + 201722868.

Almost surely, 2^{9719057196243} is an apocalyptic number.

9719057196243 is a deficient number, since it is larger than the sum of its proper divisors (4324825179085).

9719057196243 is a wasteful number, since it uses less digits than its factorization.

9719057196243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403400234 (or 403400231 counting only the distinct ones).

The product of its (nonzero) digits is 25719120, while the sum is 63.

The spelling of 9719057196243 in words is "nine trillion, seven hundred nineteen billion, fifty-seven million, one hundred ninety-six thousand, two hundred forty-three".