33145405022 has 4 divisors (see below), whose sum is σ = 49718107536. Its totient is φ = 16572702510.

The previous prime is 33145405021. The next prime is 33145405037. The reversal of 33145405022 is 22050454133.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22050454133 = 349 ⋅63181817.

It is a super-3 number, since 3×33145405022³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33145405021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8286351254 + ... + 8286351257.

It is an arithmetic number, because the mean of its divisors is an integer number (12429526884).

Almost surely, 2^33145405022 is an apocalyptic number.

33145405022 is a deficient number, since it is larger than the sum of its proper divisors (16572702514).

33145405022 is a wasteful number, since it uses less digits than its factorization.

33145405022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16572702513.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 33145405022 its reverse (22050454133), we get a palindrome (55195859155).

The spelling of 33145405022 in words is "thirty-three billion, one hundred forty-five million, four hundred five thousand, twenty-two".