445613127439 has 2 divisors, whose sum is σ = 445613127440. Its totient is φ = 445613127438.

The previous prime is 445613127431. The next prime is 445613127461. The reversal of 445613127439 is 934721316544.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445613127439 - 2³ = 445613127431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445613127392 and 445613127401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445613127431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222806563719 + 222806563720.

It is an arithmetic number, because the mean of its divisors is an integer number (222806563720).

Almost surely, 2^445613127439 is an apocalyptic number.

445613127439 is a deficient number, since it is larger than the sum of its proper divisors (1).

445613127439 is an equidigital number, since it uses as much as digits as its factorization.

445613127439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 49.

The spelling of 445613127439 in words is "four hundred forty-five billion, six hundred thirteen million, one hundred twenty-seven thousand, four hundred thirty-nine".