83025805578 has 8 divisors (see below), whose sum is σ = 166051611168. Its totient is φ = 27675268524.

The previous prime is 83025805571. The next prime is 83025805591. The reversal of 83025805578 is 87550852038.

It is a happy number.

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

83025805578 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 83025805578.

It is not an unprimeable number, because it can be changed into a prime (83025805571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6918817126 + ... + 6918817137.

It is an arithmetic number, because the mean of its divisors is an integer number (20756451396).

Almost surely, 2^83025805578 is an apocalyptic number.

83025805578 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83025805578 is a wasteful number, since it uses less digits than its factorization.

83025805578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13837634268.

The product of its (nonzero) digits is 2688000, while the sum is 51.

The spelling of 83025805578 in words is "eighty-three billion, twenty-five million, eight hundred five thousand, five hundred seventy-eight".