33421123504 has 20 divisors (see below), whose sum is σ = 64832323680. Its totient is φ = 16690201280.

The previous prime is 33421123487. The next prime is 33421123517. The reversal of 33421123504 is 40532112433.

It is a happy number.

It is a super-2 number, since 2×33421123504² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1258984 + ... + 1285255.

It is an arithmetic number, because the mean of its divisors is an integer number (3241616184).

Almost surely, 2^33421123504 is an apocalyptic number.

It is an amenable number.

33421123504 is a deficient number, since it is larger than the sum of its proper divisors (31411200176).

33421123504 is a wasteful number, since it uses less digits than its factorization.

33421123504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545068 (or 2545062 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 33421123504 its reverse (40532112433), we get a palindrome (73953235937).

The spelling of 33421123504 in words is "thirty-three billion, four hundred twenty-one million, one hundred twenty-three thousand, five hundred four".