445072556023 has 2 divisors, whose sum is σ = 445072556024. Its totient is φ = 445072556022.

The previous prime is 445072556009. The next prime is 445072556029. The reversal of 445072556023 is 320655270544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445072556023 - 2¹³ = 445072547831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445072556029) 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, 222536278011 + 222536278012.

It is an arithmetic number, because the mean of its divisors is an integer number (222536278012).

Almost surely, 2^445072556023 is an apocalyptic number.

445072556023 is a deficient number, since it is larger than the sum of its proper divisors (1).

445072556023 is an equidigital number, since it uses as much as digits as its factorization.

445072556023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008000, while the sum is 43.

The spelling of 445072556023 in words is "four hundred forty-five billion, seventy-two million, five hundred fifty-six thousand, twenty-three".