33078802561138 has 16 divisors (see below), whose sum is σ = 52979598847296. Its totient is φ = 15452382995280.

The previous prime is 33078802561097. The next prime is 33078802561141. The reversal of 33078802561138 is 83116520887033.

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, 8361677133 + ... + 8361681088.

It is an arithmetic number, because the mean of its divisors is an integer number (3311224927956).

Almost surely, 2^{33078802561138} is an apocalyptic number.

33078802561138 is a deficient number, since it is larger than the sum of its proper divisors (19900796286158).

33078802561138 is a wasteful number, since it uses less digits than its factorization.

33078802561138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16723358289.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 33078802561138 in words is "thirty-three trillion, seventy-eight billion, eight hundred two million, five hundred sixty-one thousand, one hundred thirty-eight".