1821729035082 has 32 divisors (see below), whose sum is σ = 3974772014784. Its totient is φ = 552026534400.

The previous prime is 1821729035069. The next prime is 1821729035117. The reversal of 1821729035082 is 2805309271281.

It is a super-3 number, since 3×1821729035082³ (a number of 38 digits) contains 333 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 15 ways as a sum of consecutive naturals, for example, 2845968 + ... + 3426804.

It is an arithmetic number, because the mean of its divisors is an integer number (124211625462).

Almost surely, 2^{1821729035082} is an apocalyptic number.

1821729035082 is an abundant number, since it is smaller than the sum of its proper divisors (2153042979702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1821729035082 is a wasteful number, since it uses less digits than its factorization.

1821729035082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628374.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 1821729035082 in words is "one trillion, eight hundred twenty-one billion, seven hundred twenty-nine million, thirty-five thousand, eighty-two".