1188404966120 has 16 divisors (see below), whose sum is σ = 2673911173860. Its totient is φ = 475361986432.

The previous prime is 1188404966053. The next prime is 1188404966129. The reversal of 1188404966120 is 216694048811.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1164020894404 + 24384071716 = 1078898^2 + 156154^2 .

It is not an unprimeable number, because it can be changed into a prime (1188404966129) 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 3 ways as a sum of consecutive naturals, for example, 14855062037 + ... + 14855062116.

Almost surely, 2^{1188404966120} is an apocalyptic number.

1188404966120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1188404966120 is an abundant number, since it is smaller than the sum of its proper divisors (1485506207740).

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

1188404966120 is a wasteful number, since it uses less digits than its factorization.

1188404966120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29710124164 (or 29710124160 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 50.

The spelling of 1188404966120 in words is "one trillion, one hundred eighty-eight billion, four hundred four million, nine hundred sixty-six thousand, one hundred twenty".