1827001813684 has 12 divisors (see below), whose sum is σ = 3201205284900. Its totient is φ = 912371732288.

The previous prime is 1827001813669. The next prime is 1827001813753. The reversal of 1827001813684 is 4863181007281.

It can be written as a sum of positive squares in 2 ways, for example, as 1723517357584 + 103484456100 = 1312828^2 + 321690^2 .

It is a super-3 number, since 3×1827001813684³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282289999 + ... + 282296470.

It is an arithmetic number, because the mean of its divisors is an integer number (266767107075).

Almost surely, 2^{1827001813684} is an apocalyptic number.

It is an amenable number.

1827001813684 is a deficient number, since it is larger than the sum of its proper divisors (1374203471216).

1827001813684 is a wasteful number, since it uses less digits than its factorization.

1827001813684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564587282 (or 564587280 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 49.

The spelling of 1827001813684 in words is "one trillion, eight hundred twenty-seven billion, one million, eight hundred thirteen thousand, six hundred eighty-four".