33066142505 has 48 divisors (see below), whose sum is σ = 44438308992. Its totient is φ = 23596742400.

The previous prime is 33066142477. The next prime is 33066142517. The reversal of 33066142505 is 50524166033.

It is not a de Polignac number, because 33066142505 - 2¹⁶ = 33066076969 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 11388884 + ... + 11391786.

It is an arithmetic number, because the mean of its divisors is an integer number (925798104).

Almost surely, 2^33066142505 is an apocalyptic number.

It is an amenable number.

33066142505 is a deficient number, since it is larger than the sum of its proper divisors (11372166487).

33066142505 is a wasteful number, since it uses less digits than its factorization.

33066142505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3278 (or 3267 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

It can be divided in two parts, 33066 and 142505, that added together give a palindrome (175571).

The spelling of 33066142505 in words is "thirty-three billion, sixty-six million, one hundred forty-two thousand, five hundred five".