442376912503 has 2 divisors, whose sum is σ = 442376912504. Its totient is φ = 442376912502.

The previous prime is 442376912479. The next prime is 442376912507. The reversal of 442376912503 is 305219673244.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442376912503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442376912507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221188456251 + 221188456252.

It is an arithmetic number, because the mean of its divisors is an integer number (221188456252).

Almost surely, 2^442376912503 is an apocalyptic number.

442376912503 is a deficient number, since it is larger than the sum of its proper divisors (1).

442376912503 is an equidigital number, since it uses as much as digits as its factorization.

442376912503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 442376912503 in words is "four hundred forty-two billion, three hundred seventy-six million, nine hundred twelve thousand, five hundred three".