1948984863118 has 4 divisors (see below), whose sum is σ = 2923477294680. Its totient is φ = 974492431558.

The previous prime is 1948984863097. The next prime is 1948984863149. The reversal of 1948984863118 is 8113684898491.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487246215778 + ... + 487246215781.

It is an arithmetic number, because the mean of its divisors is an integer number (730869323670).

Almost surely, 2^{1948984863118} is an apocalyptic number.

1948984863118 is a deficient number, since it is larger than the sum of its proper divisors (974492431562).

1948984863118 is an equidigital number, since it uses as much as digits as its factorization.

1948984863118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974492431561.

The product of its digits is 95551488, while the sum is 70.

The spelling of 1948984863118 in words is "one trillion, nine hundred forty-eight billion, nine hundred eighty-four million, eight hundred sixty-three thousand, one hundred eighteen".