4267707872321 has 2 divisors, whose sum is σ = 4267707872322. Its totient is φ = 4267707872320.

The previous prime is 4267707872317. The next prime is 4267707872327. The reversal of 4267707872321 is 1232787077624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4200593716225 + 67114156096 = 2049535^2 + 259064^2 .

It is a cyclic number.

It is not a de Polignac number, because 4267707872321 - 2² = 4267707872317 is a prime.

It is not a weakly prime, because it can be changed into another prime (4267707872327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2133853936160 + 2133853936161.

It is an arithmetic number, because the mean of its divisors is an integer number (2133853936161).

Almost surely, 2^{4267707872321} is an apocalyptic number.

It is an amenable number.

4267707872321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4267707872321 is an equidigital number, since it uses as much as digits as its factorization.

4267707872321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11063808, while the sum is 56.

The spelling of 4267707872321 in words is "four trillion, two hundred sixty-seven billion, seven hundred seven million, eight hundred seventy-two thousand, three hundred twenty-one".