1166116066157 has 32 divisors (see below), whose sum is σ = 1408419532800. Its totient is φ = 944241939648.

The previous prime is 1166116066153. The next prime is 1166116066253. The reversal of 1166116066157 is 7516606116611.

It is not a de Polignac number, because 1166116066157 - 2² = 1166116066153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166116066153) 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, 34893818 + ... + 34927220.

It is an arithmetic number, because the mean of its divisors is an integer number (44013110400).

Almost surely, 2^{1166116066157} is an apocalyptic number.

It is an amenable number.

1166116066157 is a deficient number, since it is larger than the sum of its proper divisors (242303466643).

1166116066157 is a wasteful number, since it uses less digits than its factorization.

1166116066157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37145.

The product of its (nonzero) digits is 272160, while the sum is 47.

The spelling of 1166116066157 in words is "one trillion, one hundred sixty-six billion, one hundred sixteen million, sixty-six thousand, one hundred fifty-seven".