6722476905 has 16 divisors (see below), whose sum is σ = 11046665664. Its totient is φ = 3488420160.

The previous prime is 6722476781. The next prime is 6722476907. The reversal of 6722476905 is 5096742276.

It is not a de Polignac number, because 6722476905 - 2¹³ = 6722468713 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6722476907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6055731 + ... + 6056840.

It is an arithmetic number, because the mean of its divisors is an integer number (690416604).

Almost surely, 2^6722476905 is an apocalyptic number.

It is an amenable number.

6722476905 is a deficient number, since it is larger than the sum of its proper divisors (4324188759).

6722476905 is a wasteful number, since it uses less digits than its factorization.

6722476905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12112616.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The square root of 6722476905 is about 81990.7123093829. The cubic root of 6722476905 is about 1887.3094144366.

The spelling of 6722476905 in words is "six billion, seven hundred twenty-two million, four hundred seventy-six thousand, nine hundred five".