445452353023 has 2 divisors, whose sum is σ = 445452353024. Its totient is φ = 445452353022.

The previous prime is 445452352999. The next prime is 445452353063. The reversal of 445452353023 is 320353254544.

It is an a-pointer prime, because the next prime (445452353063) can be obtained adding 445452353023 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445452353023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445452353063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222726176511 + 222726176512.

It is an arithmetic number, because the mean of its divisors is an integer number (222726176512).

Almost surely, 2^445452353023 is an apocalyptic number.

445452353023 is a deficient number, since it is larger than the sum of its proper divisors (1).

445452353023 is an equidigital number, since it uses as much as digits as its factorization.

445452353023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864000, while the sum is 40.

The spelling of 445452353023 in words is "four hundred forty-five billion, four hundred fifty-two million, three hundred fifty-three thousand, twenty-three".