33123043340 has 24 divisors (see below), whose sum is σ = 69562215072. Its totient is φ = 13248488960.

The previous prime is 33123043333. The next prime is 33123043351. The reversal of 33123043340 is 4334032133.

It is a happy number.

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, 469457 + ... + 535383.

It is an arithmetic number, because the mean of its divisors is an integer number (2898425628).

Almost surely, 2^33123043340 is an apocalyptic number.

It is an amenable number.

33123043340 is an abundant number, since it is smaller than the sum of its proper divisors (36439171732).

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

33123043340 is a wasteful number, since it uses less digits than its factorization.

33123043340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91057 (or 91055 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 33123043340 its reverse (4334032133), we get a palindrome (37457075473).

The spelling of 33123043340 in words is "thirty-three billion, one hundred twenty-three million, forty-three thousand, three hundred forty".