133623642244439 has 2 divisors, whose sum is σ = 133623642244440. Its totient is φ = 133623642244438.

The previous prime is 133623642244387. The next prime is 133623642244447. The reversal of 133623642244439 is 934442246326331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133623642244439 - 2¹² = 133623642240343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133623642244459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66811821122219 + 66811821122220.

It is an arithmetic number, because the mean of its divisors is an integer number (66811821122220).

Almost surely, 2^{133623642244439} is an apocalyptic number.

133623642244439 is a deficient number, since it is larger than the sum of its proper divisors (1).

133623642244439 is an equidigital number, since it uses as much as digits as its factorization.

133623642244439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53747712, while the sum is 56.

The spelling of 133623642244439 in words is "one hundred thirty-three trillion, six hundred twenty-three billion, six hundred forty-two million, two hundred forty-four thousand, four hundred thirty-nine".