445134320342426 has 32 divisors (see below), whose sum is σ = 784441050801408. Its totient is φ = 186767611035840.

The previous prime is 445134320342311. The next prime is 445134320342449. The reversal of 445134320342426 is 624243023431544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17978975 + ... + 34835501.

It is an arithmetic number, because the mean of its divisors is an integer number (24513782837544).

Almost surely, 2^{445134320342426} is an apocalyptic number.

445134320342426 is a deficient number, since it is larger than the sum of its proper divisors (339306730458982).

445134320342426 is a wasteful number, since it uses less digits than its factorization.

445134320342426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16948886.

The product of its (nonzero) digits is 6635520, while the sum is 47.

The spelling of 445134320342426 in words is "four hundred forty-five trillion, one hundred thirty-four billion, three hundred twenty million, three hundred forty-two thousand, four hundred twenty-six".