33545313442 has 16 divisors (see below), whose sum is σ = 50414170752. Its totient is φ = 16740612720.

The previous prime is 33545313419. The next prime is 33545313491. The reversal of 33545313442 is 24431354533.

It is a happy number.

It is a super-2 number, since 2×33545313442² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4522717 + ... + 4530127.

It is an arithmetic number, because the mean of its divisors is an integer number (3150885672).

Almost surely, 2^33545313442 is an apocalyptic number.

33545313442 is a deficient number, since it is larger than the sum of its proper divisors (16868857310).

33545313442 is a wasteful number, since it uses less digits than its factorization.

33545313442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11433.

The product of its digits is 259200, while the sum is 37.

Adding to 33545313442 its reverse (24431354533), we get a palindrome (57976667975).

The spelling of 33545313442 in words is "thirty-three billion, five hundred forty-five million, three hundred thirteen thousand, four hundred forty-two".