1198847690369 has 8 divisors (see below), whose sum is σ = 1375570260288. Its totient is φ = 1023489774000.

The previous prime is 1198847690363. The next prime is 1198847690393. The reversal of 1198847690369 is 9630967488911.

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

It is a cyclic number.

It is not a de Polignac number, because 1198847690369 - 2⁴ = 1198847690353 is a prime.

It is a super-2 number, since 2×1198847690369² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1198847690363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341161502 + ... + 341165015.

It is an arithmetic number, because the mean of its divisors is an integer number (171946282536).

Almost surely, 2^{1198847690369} is an apocalyptic number.

It is an amenable number.

1198847690369 is a deficient number, since it is larger than the sum of its proper divisors (176722569919).

1198847690369 is an equidigital number, since it uses as much as digits as its factorization.

1198847690369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682326775.

The product of its (nonzero) digits is 141087744, while the sum is 71.

The spelling of 1198847690369 in words is "one trillion, one hundred ninety-eight billion, eight hundred forty-seven million, six hundred ninety thousand, three hundred sixty-nine".