33120442255400 has 48 divisors (see below), whose sum is σ = 77752649925600. Its totient is φ = 13119553817280.

The previous prime is 33120442255393. The next prime is 33120442255429. The reversal of 33120442255400 is 455224402133.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 803873630 + ... + 803914829.

It is an arithmetic number, because the mean of its divisors is an integer number (1619846873450).

Almost surely, 2^{33120442255400} is an apocalyptic number.

It is an amenable number.

33120442255400 is an abundant number, since it is smaller than the sum of its proper divisors (44632207670200).

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

33120442255400 is a wasteful number, since it uses less digits than its factorization.

33120442255400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607788578 (or 1607788569 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 33120442255400 its reverse (455224402133), we get a palindrome (33575666657533).

The spelling of 33120442255400 in words is "thirty-three trillion, one hundred twenty billion, four hundred forty-two million, two hundred fifty-five thousand, four hundred".