33440044422 has 48 divisors (see below), whose sum is σ = 71313489072. Its totient is φ = 10451082240.

The previous prime is 33440044409. The next prime is 33440044423. The reversal of 33440044422 is 22444004433.

It is a super-2 number, since 2×33440044422² (a number of 22 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 33440044422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33440044423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130522 + ... + 289682.

It is an arithmetic number, because the mean of its divisors is an integer number (1485697689).

Almost surely, 2^33440044422 is an apocalyptic number.

33440044422 is an abundant number, since it is smaller than the sum of its proper divisors (37873444650).

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

33440044422 is a wasteful number, since it uses less digits than its factorization.

33440044422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159301 (or 159282 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 33440044422 its reverse (22444004433), we get a palindrome (55884048855).

The spelling of 33440044422 in words is "thirty-three billion, four hundred forty million, forty-four thousand, four hundred twenty-two".