4405465893541 has 2 divisors, whose sum is σ = 4405465893542. Its totient is φ = 4405465893540.

The previous prime is 4405465893481. The next prime is 4405465893611. The reversal of 4405465893541 is 1453985645044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4261024850625 + 144441042916 = 2064225^2 + 380054^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4405465893541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4405465893641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202732946770 + 2202732946771.

It is an arithmetic number, because the mean of its divisors is an integer number (2202732946771).

Almost surely, 2^{4405465893541} is an apocalyptic number.

It is an amenable number.

4405465893541 is a deficient number, since it is larger than the sum of its proper divisors (1).

4405465893541 is an equidigital number, since it uses as much as digits as its factorization.

4405465893541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472000, while the sum is 58.

The spelling of 4405465893541 in words is "four trillion, four hundred five billion, four hundred sixty-five million, eight hundred ninety-three thousand, five hundred forty-one".