2133165642 has 8 divisors (see below), whose sum is σ = 4266331296. Its totient is φ = 711055212.

The previous prime is 2133165607. The next prime is 2133165719. The reversal of 2133165642 is 2465613312.

It is a sphenic number, since it is the product of 3 distinct primes.

2133165642 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177763798 + ... + 177763809.

It is an arithmetic number, because the mean of its divisors is an integer number (533291412).

Almost surely, 2^2133165642 is an apocalyptic number.

2133165642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2133165642 is a wasteful number, since it uses less digits than its factorization.

2133165642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355527612.

The product of its digits is 25920, while the sum is 33.

The square root of 2133165642 is about 46186.2061875621. The cubic root of 2133165642 is about 1287.2854485482.

Adding to 2133165642 its reverse (2465613312), we get a palindrome (4598778954).

The spelling of 2133165642 in words is "two billion, one hundred thirty-three million, one hundred sixty-five thousand, six hundred forty-two".