1186400068038 has 12 divisors (see below), whose sum is σ = 2570533480788. Its totient is φ = 395466689340.

The previous prime is 1186400068001. The next prime is 1186400068069. The reversal of 1186400068038 is 8308600046811.

It is a happy number.

1186400068038 is a `hidden beast` number, since 1 + 186 + 400 + 0 + 68 + 0 + 3 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1186400067984 and 1186400068002.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 32955557428 + ... + 32955557463.

It is an arithmetic number, because the mean of its divisors is an integer number (214211123399).

Almost surely, 2^{1186400068038} is an apocalyptic number.

1186400068038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1186400068038 is an abundant number, since it is smaller than the sum of its proper divisors (1384133412750).

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

1186400068038 is a wasteful number, since it uses less digits than its factorization.

1186400068038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65911114899 (or 65911114896 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 1186400068038 in words is "one trillion, one hundred eighty-six billion, four hundred million, sixty-eight thousand, thirty-eight".