1827806441473 has 16 divisors (see below), whose sum is σ = 1939853209536. Its totient is φ = 1716267294720.

The previous prime is 1827806441453. The next prime is 1827806441501. The reversal of 1827806441473 is 3741446087281.

It is a cyclic number.

It is not a de Polignac number, because 1827806441473 - 2²⁹ = 1827269570561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1827806441453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13319218 + ... + 13455748.

It is an arithmetic number, because the mean of its divisors is an integer number (121240825596).

Almost surely, 2^{1827806441473} is an apocalyptic number.

It is an amenable number.

1827806441473 is a deficient number, since it is larger than the sum of its proper divisors (112046768063).

1827806441473 is a wasteful number, since it uses less digits than its factorization.

1827806441473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138384.

The product of its (nonzero) digits is 7225344, while the sum is 55.

The spelling of 1827806441473 in words is "one trillion, eight hundred twenty-seven billion, eight hundred six million, four hundred forty-one thousand, four hundred seventy-three".