1828224139585 has 8 divisors (see below), whose sum is σ = 2218519181160. Its totient is φ = 1446145835904.

The previous prime is 1828224139529. The next prime is 1828224139607. The reversal of 1828224139585 is 5859314228281.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21479540481 + 1806744599104 = 146559^2 + 1344152^2 .

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 1828224139585 - 2⁹ = 1828224139073 is a prime.

It is a super-2 number, since 2×1828224139585² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2054183982 + ... + 2054184871.

It is an arithmetic number, because the mean of its divisors is an integer number (277314897645).

Almost surely, 2^{1828224139585} is an apocalyptic number.

It is an amenable number.

1828224139585 is a deficient number, since it is larger than the sum of its proper divisors (390295041575).

1828224139585 is an equidigital number, since it uses as much as digits as its factorization.

1828224139585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4108368947.

The product of its digits is 11059200, while the sum is 58.

The spelling of 1828224139585 in words is "one trillion, eight hundred twenty-eight billion, two hundred twenty-four million, one hundred thirty-nine thousand, five hundred eighty-five".