445136465503 has 2 divisors, whose sum is σ = 445136465504. Its totient is φ = 445136465502.

The previous prime is 445136465479. The next prime is 445136465567. The reversal of 445136465503 is 305564631544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445136465503 - 2³³ = 436546530911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445136465603) by changing a digit.

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 as a sum of consecutive naturals, namely, 222568232751 + 222568232752.

It is an arithmetic number, because the mean of its divisors is an integer number (222568232752).

Almost surely, 2^445136465503 is an apocalyptic number.

445136465503 is a deficient number, since it is larger than the sum of its proper divisors (1).

445136465503 is an equidigital number, since it uses as much as digits as its factorization.

445136465503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 445136465503 in words is "four hundred forty-five billion, one hundred thirty-six million, four hundred sixty-five thousand, five hundred three".