948913816439 has 4 divisors (see below), whose sum is σ = 970981579656. Its totient is φ = 926846053224.

The previous prime is 948913816351. The next prime is 948913816451. The reversal of 948913816439 is 934618319849.

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

It is a cyclic number.

It is not a de Polignac number, because 948913816439 - 2⁸ = 948913816183 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 (948913816339) 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, 11033881544 + ... + 11033881629.

It is an arithmetic number, because the mean of its divisors is an integer number (242745394914).

Almost surely, 2^948913816439 is an apocalyptic number.

948913816439 is a deficient number, since it is larger than the sum of its proper divisors (22067763217).

948913816439 is a wasteful number, since it uses less digits than its factorization.

948913816439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22067763216.

The product of its digits is 40310784, while the sum is 65.

The spelling of 948913816439 in words is "nine hundred forty-eight billion, nine hundred thirteen million, eight hundred sixteen thousand, four hundred thirty-nine".