33138280466 has 16 divisors (see below), whose sum is σ = 49793667840. Its totient is φ = 16540416720.

The previous prime is 33138280451. The next prime is 33138280493. The reversal of 33138280466 is 66408283133.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3282815 + ... + 3292893.

It is an arithmetic number, because the mean of its divisors is an integer number (3112104240).

Almost surely, 2^33138280466 is an apocalyptic number.

33138280466 is a deficient number, since it is larger than the sum of its proper divisors (16655387374).

33138280466 is a wasteful number, since it uses less digits than its factorization.

33138280466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12769.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 33138280466 in words is "thirty-three billion, one hundred thirty-eight million, two hundred eighty thousand, four hundred sixty-six".