33080505778 has 8 divisors (see below), whose sum is σ = 49658325660. Its totient is φ = 16527730560.

The previous prime is 33080505743. The next prime is 33080505779. The reversal of 33080505778 is 87750508033.

It can be written as a sum of positive squares in 2 ways, for example, as 25320129129 + 7760376649 = 159123^2 + 88093^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (33080505779) by changing a digit.

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, 6257863 + ... + 6263146.

Almost surely, 2^33080505778 is an apocalyptic number.

33080505778 is a deficient number, since it is larger than the sum of its proper divisors (16577819882).

33080505778 is a wasteful number, since it uses less digits than its factorization.

33080505778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12522332.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 33080505778 in words is "thirty-three billion, eighty million, five hundred five thousand, seven hundred seventy-eight".