442033541399987 has 2 divisors, whose sum is σ = 442033541399988. Its totient is φ = 442033541399986.

The previous prime is 442033541399977. The next prime is 442033541400023. The reversal of 442033541399987 is 789993145330244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442033541399987 - 2²⁸ = 442033272964531 is a prime.

It is a super-2 number, since 2×442033541399987² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 442033541399987.

It is not a weakly prime, because it can be changed into another prime (442033541399977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221016770699993 + 221016770699994.

It is an arithmetic number, because the mean of its divisors is an integer number (221016770699994).

Almost surely, 2^{442033541399987} is an apocalyptic number.

442033541399987 is a deficient number, since it is larger than the sum of its proper divisors (1).

442033541399987 is an equidigital number, since it uses as much as digits as its factorization.

442033541399987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705438720, while the sum is 71.

The spelling of 442033541399987 in words is "four hundred forty-two trillion, thirty-three billion, five hundred forty-one million, three hundred ninety-nine thousand, nine hundred eighty-seven".