4381403344667 has 2 divisors, whose sum is σ = 4381403344668. Its totient is φ = 4381403344666.

The previous prime is 4381403344663. The next prime is 4381403344693. The reversal of 4381403344667 is 7664433041834.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4381403344667 - 2² = 4381403344663 is a prime.

It is not a weakly prime, because it can be changed into another prime (4381403344663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2190701672333 + 2190701672334.

It is an arithmetic number, because the mean of its divisors is an integer number (2190701672334).

Almost surely, 2^{4381403344667} is an apocalyptic number.

4381403344667 is a deficient number, since it is larger than the sum of its proper divisors (1).

4381403344667 is an equidigital number, since it uses as much as digits as its factorization.

4381403344667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 53.

The spelling of 4381403344667 in words is "four trillion, three hundred eighty-one billion, four hundred three million, three hundred forty-four thousand, six hundred sixty-seven".