13170066165774 has 120 divisors (see below), whose sum is σ = 36135556106760. Its totient is φ = 3564829898784.

The previous prime is 13170066165761. The next prime is 13170066165799. The reversal of 13170066165774 is 47756166007131.

13170066165774 is a `hidden beast` number, since 1 + 3 + 1 + 7 + 0 + 0 + 6 + 61 + 6 + 577 + 4 = 666.

13170066165774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 13170066165774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 43510137 + ... + 43811780.

It is an arithmetic number, because the mean of its divisors is an integer number (301129634223).

Almost surely, 2^{13170066165774} is an apocalyptic number.

13170066165774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13170066165774 is an abundant number, since it is smaller than the sum of its proper divisors (22965489940986).

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

13170066165774 is a wasteful number, since it uses less digits than its factorization.

13170066165774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87321964 (or 87321948 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The spelling of 13170066165774 in words is "thirteen trillion, one hundred seventy billion, sixty-six million, one hundred sixty-five thousand, seven hundred seventy-four".