2161733724162 has 16 divisors (see below), whose sum is σ = 4803852720480. Its totient is φ = 720577908036.

The previous prime is 2161733724091. The next prime is 2161733724209. The reversal of 2161733724162 is 2614273371612.

It is a happy number.

2161733724162 is a `hidden beast` number, since 2 + 1 + 6 + 17 + 337 + 241 + 62 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20016052948 + ... + 20016053055.

It is an arithmetic number, because the mean of its divisors is an integer number (300240795030).

Almost surely, 2^{2161733724162} is an apocalyptic number.

2161733724162 is an abundant number, since it is smaller than the sum of its proper divisors (2642118996318).

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

2161733724162 is a wasteful number, since it uses less digits than its factorization.

2161733724162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40032106014 (or 40032106008 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The spelling of 2161733724162 in words is "two trillion, one hundred sixty-one billion, seven hundred thirty-three million, seven hundred twenty-four thousand, one hundred sixty-two".