33438303182442 has 16 divisors (see below), whose sum is σ = 67403193818112. Its totient is φ = 11058336485280.

The previous prime is 33438303182441. The next prime is 33438303182489. The reversal of 33438303182442 is 24428130383433.

It is a happy number.

It is a super-2 number, since 2×33438303182442² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33438303182391 and 33438303182400.

It is not an unprimeable number, because it can be changed into a prime (33438303182441) 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, 21941143059 + ... + 21941144582.

It is an arithmetic number, because the mean of its divisors is an integer number (4212699613632).

Almost surely, 2^{33438303182442} is an apocalyptic number.

33438303182442 is an abundant number, since it is smaller than the sum of its proper divisors (33964890635670).

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

33438303182442 is a wasteful number, since it uses less digits than its factorization.

33438303182442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43882287773.

The product of its (nonzero) digits is 3981312, while the sum is 48.

The spelling of 33438303182442 in words is "thirty-three trillion, four hundred thirty-eight billion, three hundred three million, one hundred eighty-two thousand, four hundred forty-two".