2041773663505 has 8 divisors (see below), whose sum is σ = 2450136065832. Its totient is φ = 1633413817728.

The previous prime is 2041773663491. The next prime is 2041773663509. The reversal of 2041773663505 is 5053663771402.

It can be written as a sum of positive squares in 4 ways, for example, as 67478894289 + 1974294769216 = 259767^2 + 1405096^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2041773663505 - 2⁹ = 2041773662993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2041773663509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2811307 + ... + 3462223.

It is an arithmetic number, because the mean of its divisors is an integer number (306267008229).

Almost surely, 2^{2041773663505} is an apocalyptic number.

It is an amenable number.

2041773663505 is a deficient number, since it is larger than the sum of its proper divisors (408362402327).

2041773663505 is an equidigital number, since it uses as much as digits as its factorization.

2041773663505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278275.

The product of its (nonzero) digits is 3175200, while the sum is 49.

The spelling of 2041773663505 in words is "two trillion, forty-one billion, seven hundred seventy-three million, six hundred sixty-three thousand, five hundred five".