1166887213908 has 24 divisors (see below), whose sum is σ = 2932178127648. Its totient is φ = 359042219616.

The previous prime is 1166887213901. The next prime is 1166887213913. The reversal of 1166887213908 is 8093127886611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166887213901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3740022966 + ... + 3740023277.

It is an arithmetic number, because the mean of its divisors is an integer number (122174088652).

Almost surely, 2^{1166887213908} is an apocalyptic number.

It is an amenable number.

1166887213908 is an abundant number, since it is smaller than the sum of its proper divisors (1765290913740).

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

1166887213908 is a wasteful number, since it uses less digits than its factorization.

1166887213908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7480046263 (or 7480046261 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 60.

The spelling of 1166887213908 in words is "one trillion, one hundred sixty-six billion, eight hundred eighty-seven million, two hundred thirteen thousand, nine hundred eight".