983577056878 has 16 divisors (see below), whose sum is σ = 1682317319760. Its totient is φ = 427255191936.

The previous prime is 983577056831. The next prime is 983577056879. The reversal of 983577056878 is 878650775389.

It is a self number, because there is not a number n which added to its sum of digits gives 983577056878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983577056879) 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 7 ways as a sum of consecutive naturals, for example, 1112643288 + ... + 1112644171.

It is an arithmetic number, because the mean of its divisors is an integer number (105144832485).

Almost surely, 2^983577056878 is an apocalyptic number.

983577056878 is a deficient number, since it is larger than the sum of its proper divisors (698740262882).

983577056878 is a wasteful number, since it uses less digits than its factorization.

983577056878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225287491.

The product of its (nonzero) digits is 711244800, while the sum is 73.

The spelling of 983577056878 in words is "nine hundred eighty-three billion, five hundred seventy-seven million, fifty-six thousand, eight hundred seventy-eight".