42233156423 has 8 divisors (see below), whose sum is σ = 44720398800. Its totient is φ = 39746240640.

The previous prime is 42233156401. The next prime is 42233156429. The reversal of 42233156423 is 32465133224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42233156423 - 2²² = 42228962119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42233156429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215528 + ... + 361826.

It is an arithmetic number, because the mean of its divisors is an integer number (5590049850).

Almost surely, 2^42233156423 is an apocalyptic number.

42233156423 is a deficient number, since it is larger than the sum of its proper divisors (2487242377).

42233156423 is a wasteful number, since it uses less digits than its factorization.

42233156423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163297.

The product of its digits is 103680, while the sum is 35.

Adding to 42233156423 its reverse (32465133224), we get a palindrome (74698289647).

The spelling of 42233156423 in words is "forty-two billion, two hundred thirty-three million, one hundred fifty-six thousand, four hundred twenty-three".