6722476436791 has 16 divisors (see below), whose sum is σ = 6770149851168. Its totient is φ = 6674993152000.

The previous prime is 6722476436789. The next prime is 6722476436821. The reversal of 6722476436791 is 1976346742276.

It is a happy number.

It is not a de Polignac number, because 6722476436791 - 2¹ = 6722476436789 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 (6722476436591) 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, 153842256 + ... + 153885946.

It is an arithmetic number, because the mean of its divisors is an integer number (423134365698).

Almost surely, 2^{6722476436791} is an apocalyptic number.

6722476436791 is a deficient number, since it is larger than the sum of its proper divisors (47673414377).

6722476436791 is a wasteful number, since it uses less digits than its factorization.

6722476436791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45842.

The product of its digits is 128024064, while the sum is 64.

The spelling of 6722476436791 in words is "six trillion, seven hundred twenty-two billion, four hundred seventy-six million, four hundred thirty-six thousand, seven hundred ninety-one".