1198868270065 has 8 divisors (see below), whose sum is σ = 1523267919720. Its totient is φ = 902677285632.

The previous prime is 1198868270063. The next prime is 1198868270087. The reversal of 1198868270065 is 5600728688911.

It can be written as a sum of positive squares in 4 ways, for example, as 678542645169 + 520325624896 = 823737^2 + 721336^2 .

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 1198868270065 - 2¹ = 1198868270063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1198868269985 and 1198868270012.

It is not an unprimeable number, because it can be changed into a prime (1198868270063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7052166210 + ... + 7052166379.

It is an arithmetic number, because the mean of its divisors is an integer number (190408489965).

Almost surely, 2^{1198868270065} is an apocalyptic number.

It is an amenable number.

1198868270065 is a deficient number, since it is larger than the sum of its proper divisors (324399649655).

1198868270065 is a wasteful number, since it uses less digits than its factorization.

1198868270065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14104332611.

The product of its (nonzero) digits is 11612160, while the sum is 61.

The spelling of 1198868270065 in words is "one trillion, one hundred ninety-eight billion, eight hundred sixty-eight million, two hundred seventy thousand, sixty-five".