878523822583782 has 32 divisors (see below), whose sum is σ = 1757622002648832. Its totient is φ = 292745561853024.

The previous prime is 878523822583777. The next prime is 878523822583801. The reversal of 878523822583782 is 287385228325878.

It is a junction number, because it is equal to n+sod(n) for n = 878523822583698 and 878523822583707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251992788 + ... + 255455304.

It is an arithmetic number, because the mean of its divisors is an integer number (54925687582776).

Almost surely, 2^{878523822583782} is an apocalyptic number.

878523822583782 is an abundant number, since it is smaller than the sum of its proper divisors (879098180065050).

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

878523822583782 is a wasteful number, since it uses less digits than its factorization.

878523822583782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476332.

The product of its digits is 5780275200, while the sum is 78.

The spelling of 878523822583782 in words is "eight hundred seventy-eight trillion, five hundred twenty-three billion, eight hundred twenty-two million, five hundred eighty-three thousand, seven hundred eighty-two".