1118684566290 has 32 divisors (see below), whose sum is σ = 2684956450176. Its totient is φ = 298303274240.

The previous prime is 1118684566289. The next prime is 1118684566291. The reversal of 1118684566290 is 926654868111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1118684566289) and next prime (1118684566291).

It is a self number, because there is not a number n which added to its sum of digits gives 1118684566290.

It is not an unprimeable number, because it can be changed into a prime (1118684566291) 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 15 ways as a sum of consecutive naturals, for example, 55431 + ... + 1496810.

It is an arithmetic number, because the mean of its divisors is an integer number (83904889068).

Almost surely, 2^{1118684566290} is an apocalyptic number.

1118684566290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1118684566290 is an abundant number, since it is smaller than the sum of its proper divisors (1566271883886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118684566290 is a wasteful number, since it uses less digits than its factorization.

1118684566290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576274.

The product of its (nonzero) digits is 4976640, while the sum is 57.

The spelling of 1118684566290 in words is "one trillion, one hundred eighteen billion, six hundred eighty-four million, five hundred sixty-six thousand, two hundred ninety".