442400014220999 has 2 divisors, whose sum is σ = 442400014221000. Its totient is φ = 442400014220998.

The previous prime is 442400014220971. The next prime is 442400014221119. The reversal of 442400014220999 is 999022410004244.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442400014220999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442400014225999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221200007110499 + 221200007110500.

It is an arithmetic number, because the mean of its divisors is an integer number (221200007110500).

Almost surely, 2^{442400014220999} is an apocalyptic number.

442400014220999 is a deficient number, since it is larger than the sum of its proper divisors (1).

442400014220999 is an equidigital number, since it uses as much as digits as its factorization.

442400014220999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 442400014220999 in words is "four hundred forty-two trillion, four hundred billion, fourteen million, two hundred twenty thousand, nine hundred ninety-nine".