827983555813 has 16 divisors (see below), whose sum is σ = 858638880000. Its totient is φ = 797470640512.

The previous prime is 827983555807. The next prime is 827983555909. The reversal of 827983555813 is 318555389728.

827983555813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 827983555813 - 2⁵ = 827983555781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827983055813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22894281 + ... + 22930417.

It is an arithmetic number, because the mean of its divisors is an integer number (53664930000).

Almost surely, 2^827983555813 is an apocalyptic number.

It is an amenable number.

827983555813 is a deficient number, since it is larger than the sum of its proper divisors (30655324187).

827983555813 is a wasteful number, since it uses less digits than its factorization.

827983555813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38084.

The product of its digits is 72576000, while the sum is 64.

The spelling of 827983555813 in words is "eight hundred twenty-seven billion, nine hundred eighty-three million, five hundred fifty-five thousand, eight hundred thirteen".