6723327155 has 4 divisors (see below), whose sum is σ = 8067992592. Its totient is φ = 5378661720.

The previous prime is 6723327119. The next prime is 6723327181. The reversal of 6723327155 is 5517233276.

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

It is not a de Polignac number, because 6723327155 - 2¹⁴ = 6723310771 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672332711 + ... + 672332720.

It is an arithmetic number, because the mean of its divisors is an integer number (2016998148).

Almost surely, 2^6723327155 is an apocalyptic number.

6723327155 is a deficient number, since it is larger than the sum of its proper divisors (1344665437).

6723327155 is a wasteful number, since it uses less digits than its factorization.

6723327155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344665436.

The product of its digits is 264600, while the sum is 41.

The square root of 6723327155 is about 81995.8971839445. The cubic root of 6723327155 is about 1887.3889792162.

The spelling of 6723327155 in words is "six billion, seven hundred twenty-three million, three hundred twenty-seven thousand, one hundred fifty-five".