445755740465239 has 2 divisors, whose sum is σ = 445755740465240. Its totient is φ = 445755740465238.

The previous prime is 445755740465143. The next prime is 445755740465249. The reversal of 445755740465239 is 932564047557544.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445755740465239 - 2²⁵ = 445755706910807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445755740465249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222877870232619 + 222877870232620.

It is an arithmetic number, because the mean of its divisors is an integer number (222877870232620).

Almost surely, 2^{445755740465239} is an apocalyptic number.

445755740465239 is a deficient number, since it is larger than the sum of its proper divisors (1).

445755740465239 is an equidigital number, since it uses as much as digits as its factorization.

445755740465239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160000, while the sum is 70.

The spelling of 445755740465239 in words is "four hundred forty-five trillion, seven hundred fifty-five billion, seven hundred forty million, four hundred sixty-five thousand, two hundred thirty-nine".