1081115486168 has 128 divisors (see below), whose sum is σ = 2125543680000. Its totient is φ = 515065858560.

The previous prime is 1081115486137. The next prime is 1081115486177. The reversal of 1081115486168 is 8616845111801.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1503637313 + ... + 1503638031.

It is an arithmetic number, because the mean of its divisors is an integer number (16605810000).

Almost surely, 2^{1081115486168} is an apocalyptic number.

It is an amenable number.

1081115486168 is a deficient number, since it is larger than the sum of its proper divisors (1044428193832).

1081115486168 is a wasteful number, since it uses less digits than its factorization.

1081115486168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 50.

The spelling of 1081115486168 in words is "one trillion, eighty-one billion, one hundred fifteen million, four hundred eighty-six thousand, one hundred sixty-eight".