1161075256116 has 12 divisors (see below), whose sum is σ = 2709175597632. Its totient is φ = 387025085368.

The previous prime is 1161075256087. The next prime is 1161075256123. The reversal of 1161075256116 is 6116525701611.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48378135660 + ... + 48378135683.

It is an arithmetic number, because the mean of its divisors is an integer number (225764633136).

Almost surely, 2^{1161075256116} is an apocalyptic number.

It is an amenable number.

1161075256116 is an abundant number, since it is smaller than the sum of its proper divisors (1548100341516).

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

1161075256116 is a wasteful number, since it uses less digits than its factorization.

1161075256116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96756271350 (or 96756271348 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 42.

The spelling of 1161075256116 in words is "one trillion, one hundred sixty-one billion, seventy-five million, two hundred fifty-six thousand, one hundred sixteen".