33000142434 has 64 divisors (see below), whose sum is σ = 78554016000. Its totient is φ = 9042340608.

The previous prime is 33000142429. The next prime is 33000142459. The reversal of 33000142434 is 43424100033.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90564 + ... + 272400.

It is an arithmetic number, because the mean of its divisors is an integer number (1227406500).

Almost surely, 2^33000142434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33000142434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39277008000).

33000142434 is an abundant number, since it is smaller than the sum of its proper divisors (45553873566).

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

33000142434 is a wasteful number, since it uses less digits than its factorization.

33000142434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182027.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 33000142434 its reverse (43424100033), we get a palindrome (76424242467).

The spelling of 33000142434 in words is "thirty-three billion, one hundred forty-two thousand, four hundred thirty-four".