105828256983 has 4 divisors (see below), whose sum is σ = 141104342648. Its totient is φ = 70552171320.

The previous prime is 105828256981. The next prime is 105828256987. The reversal of 105828256983 is 389652828501.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 105828256983 - 2¹ = 105828256981 is a prime.

It is a super-2 number, since 2×105828256983² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105828256981) 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, 17638042828 + ... + 17638042833.

It is an arithmetic number, because the mean of its divisors is an integer number (35276085662).

Almost surely, 2^105828256983 is an apocalyptic number.

105828256983 is a deficient number, since it is larger than the sum of its proper divisors (35276085665).

105828256983 is an equidigital number, since it uses as much as digits as its factorization.

105828256983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35276085664.

The product of its (nonzero) digits is 8294400, while the sum is 57.

The spelling of 105828256983 in words is "one hundred five billion, eight hundred twenty-eight million, two hundred fifty-six thousand, nine hundred eighty-three".