6238666723 has 12 divisors (see below), whose sum is σ = 6427341360. Its totient is φ = 6055286720.

The previous prime is 6238666711. The next prime is 6238666769. The reversal of 6238666723 is 3276668326.

It is not a de Polignac number, because 6238666723 - 2²⁹ = 5701795811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6238666793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 321738 + ... + 340576.

It is an arithmetic number, because the mean of its divisors is an integer number (535611780).

Almost surely, 2^6238666723 is an apocalyptic number.

6238666723 is a deficient number, since it is larger than the sum of its proper divisors (188674637).

6238666723 is a wasteful number, since it uses less digits than its factorization.

6238666723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19118 (or 19077 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 49.

The square root of 6238666723 is about 78985.2310435312. The cubic root of 6238666723 is about 1840.9016850099.

The spelling of 6238666723 in words is "six billion, two hundred thirty-eight million, six hundred sixty-six thousand, seven hundred twenty-three".