33242143404423 has 16 divisors (see below), whose sum is σ = 47033835920640. Its totient is φ = 20838602298624.

The previous prime is 33242143404419. The next prime is 33242143404433. The reversal of 33242143404423 is 32440434124233.

It is a happy number.

It is not a de Polignac number, because 33242143404423 - 2² = 33242143404419 is a prime.

It is a super-2 number, since 2×33242143404423² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33242143404413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4082794186 + ... + 4082802327.

It is an arithmetic number, because the mean of its divisors is an integer number (2939614745040).

Almost surely, 2^{33242143404423} is an apocalyptic number.

33242143404423 is a deficient number, since it is larger than the sum of its proper divisors (13791692516217).

33242143404423 is a wasteful number, since it uses less digits than its factorization.

33242143404423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8165596598.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 33242143404423 its reverse (32440434124233), we get a palindrome (65682577528656).

The spelling of 33242143404423 in words is "thirty-three trillion, two hundred forty-two billion, one hundred forty-three million, four hundred four thousand, four hundred twenty-three".