165400002422133 has 8 divisors (see below), whose sum is σ = 220533467508288. Its totient is φ = 110266602808704.

The previous prime is 165400002422117. The next prime is 165400002422143. The reversal of 165400002422133 is 331224200004561.

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

It is not a de Polignac number, because 165400002422133 - 2⁴ = 165400002422117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165400002422094 and 165400002422103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165400002422143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10134460 + ... + 20820837.

It is an arithmetic number, because the mean of its divisors is an integer number (27566683438536).

Almost surely, 2^{165400002422133} is an apocalyptic number.

It is an amenable number.

165400002422133 is a deficient number, since it is larger than the sum of its proper divisors (55133465086155).

165400002422133 is a wasteful number, since it uses less digits than its factorization.

165400002422133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32736363.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 165400002422133 its reverse (331224200004561), we get a palindrome (496624202426694).

The spelling of 165400002422133 in words is "one hundred sixty-five trillion, four hundred billion, two million, four hundred twenty-two thousand, one hundred thirty-three".