33041021400 has 144 divisors (see below), whose sum is σ = 114542400960. Its totient is φ = 8526700800.

The previous prime is 33041021393. The next prime is 33041021441. The reversal of 33041021400 is 412014033.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 240267 + ... + 351866.

It is an arithmetic number, because the mean of its divisors is an integer number (795433340).

Almost surely, 2^33041021400 is an apocalyptic number.

33041021400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33041021400 is an abundant number, since it is smaller than the sum of its proper divisors (81501379560).

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

33041021400 is a wasteful number, since it uses less digits than its factorization.

33041021400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592186 (or 592174 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 33041021400 its reverse (412014033), we get a palindrome (33453035433).

The spelling of 33041021400 in words is "thirty-three billion, forty-one million, twenty-one thousand, four hundred".