1166116050001 has 32 divisors (see below), whose sum is σ = 1368237201408. Its totient is φ = 973038407040.

The previous prime is 1166116049999. The next prime is 1166116050023. The reversal of 1166116050001 is 1000506116611.

It is not a de Polignac number, because 1166116050001 - 2¹ = 1166116049999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1166116050041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122783085 + ... + 122792581.

It is an arithmetic number, because the mean of its divisors is an integer number (42757412544).

Almost surely, 2^{1166116050001} is an apocalyptic number.

It is an amenable number.

1166116050001 is a deficient number, since it is larger than the sum of its proper divisors (202121151407).

1166116050001 is an equidigital number, since it uses as much as digits as its factorization.

1166116050001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10861.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 1166116050001 in words is "one trillion, one hundred sixty-six billion, one hundred sixteen million, fifty thousand, one".