1186012067640 has 32 divisors (see below), whose sum is σ = 3558036203280. Its totient is φ = 316269884672.

The previous prime is 1186012067629. The next prime is 1186012067683. The reversal of 1186012067640 is 467602106811.

It is a junction number, because it is equal to n+sod(n) for n = 1186012067592 and 1186012067601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4941716829 + ... + 4941717068.

Almost surely, 2^{1186012067640} is an apocalyptic number.

1186012067640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1186012067640 is an abundant number, since it is smaller than the sum of its proper divisors (2372024135640).

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

1186012067640 is a wasteful number, since it uses less digits than its factorization.

1186012067640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9883433911 (or 9883433907 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 1186012067640 in words is "one trillion, one hundred eighty-six billion, twelve million, sixty-seven thousand, six hundred forty".