4068155879089 has 3 divisors (see below), whose sum is σ = 4068157896057. Its totient is φ = 4068153862122.

The previous prime is 4068155879063. The next prime is 4068155879111. The reversal of 4068155879089 is 9809785518604.

The square root of 4068155879089 is 2016967.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 4068155879089 - 2⁵ = 4068155879057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4068155874089) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1008484 + ... + 3025450.

It is an arithmetic number, because the mean of its divisors is an integer number (1356052632019).

Almost surely, 2^{4068155879089} is an apocalyptic number.

4068155879089 is the 2016967-th square number.

4068155879089 is the 1008484-th centered octagonal number.

It is an amenable number.

4068155879089 is a deficient number, since it is larger than the sum of its proper divisors (2016968).

4068155879089 is an frugal number, since it uses more digits than its factorization.

4068155879089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4033934 (or 2016967 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 70.

The spelling of 4068155879089 in words is "four trillion, sixty-eight billion, one hundred fifty-five million, eight hundred seventy-nine thousand, eighty-nine".