154442222133 has 16 divisors (see below), whose sum is σ = 216795609600. Its totient is φ = 97526887920.

The previous prime is 154442222119. The next prime is 154442222161. The reversal of 154442222133 is 331222244451.

It is a happy number.

It is not a de Polignac number, because 154442222133 - 2⁵ = 154442222101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154442222094 and 154442222103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154442222173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149418 + ... + 575508.

It is an arithmetic number, because the mean of its divisors is an integer number (13549725600).

Almost surely, 2^154442222133 is an apocalyptic number.

It is an amenable number.

154442222133 is a deficient number, since it is larger than the sum of its proper divisors (62353387467).

154442222133 is a wasteful number, since it uses less digits than its factorization.

154442222133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432472.

The product of its digits is 46080, while the sum is 33.

Adding to 154442222133 its reverse (331222244451), we get a palindrome (485664466584).

The spelling of 154442222133 in words is "one hundred fifty-four billion, four hundred forty-two million, two hundred twenty-two thousand, one hundred thirty-three".