8278033578 has 32 divisors (see below), whose sum is σ = 17320746240. Its totient is φ = 2634762240.

The previous prime is 8278033573. The next prime is 8278033591. The reversal of 8278033578 is 8753308728.

It is a self number, because there is not a number n which added to its sum of digits gives 8278033578.

It is not an unprimeable number, because it can be changed into a prime (8278033573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 346423 + ... + 369546.

It is an arithmetic number, because the mean of its divisors is an integer number (541273320).

Almost surely, 2^8278033578 is an apocalyptic number.

8278033578 is an abundant number, since it is smaller than the sum of its proper divisors (9042712662).

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

8278033578 is a wasteful number, since it uses less digits than its factorization.

8278033578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716062.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The square root of 8278033578 is about 90983.6995181005. The cubic root of 8278033578 is about 2022.9061181574.

The spelling of 8278033578 in words is "eight billion, two hundred seventy-eight million, thirty-three thousand, five hundred seventy-eight".