103989585982 has 4 divisors (see below), whose sum is σ = 155984378976. Its totient is φ = 51994792990.

The previous prime is 103989585979. The next prime is 103989585983. The reversal of 103989585982 is 289585989301.

103989585982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103989585983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25997396494 + ... + 25997396497.

It is an arithmetic number, because the mean of its divisors is an integer number (38996094744).

Almost surely, 2^103989585982 is an apocalyptic number.

103989585982 is a deficient number, since it is larger than the sum of its proper divisors (51994792994).

103989585982 is an equidigital number, since it uses as much as digits as its factorization.

103989585982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51994792993.

The product of its (nonzero) digits is 55987200, while the sum is 67.

The spelling of 103989585982 in words is "one hundred three billion, nine hundred eighty-nine million, five hundred eighty-five thousand, nine hundred eighty-two".