445037874043457 has 2 divisors, whose sum is σ = 445037874043458. Its totient is φ = 445037874043456.

The previous prime is 445037874043337. The next prime is 445037874043487. The reversal of 445037874043457 is 754340478730544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 246609208809616 + 198428665233841 = 15703796^2 + 14086471^2 .

It is a cyclic number.

It is not a de Polignac number, because 445037874043457 - 2¹⁴ = 445037874027073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445037874043393 and 445037874043402.

It is not a weakly prime, because it can be changed into another prime (445037874043487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222518937021728 + 222518937021729.

It is an arithmetic number, because the mean of its divisors is an integer number (222518937021729).

Almost surely, 2^{445037874043457} is an apocalyptic number.

It is an amenable number.

445037874043457 is a deficient number, since it is larger than the sum of its proper divisors (1).

445037874043457 is an equidigital number, since it uses as much as digits as its factorization.

445037874043457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 632217600, while the sum is 65.

The spelling of 445037874043457 in words is "four hundred forty-five trillion, thirty-seven billion, eight hundred seventy-four million, forty-three thousand, four hundred fifty-seven".