2081405813352 has 16 divisors (see below), whose sum is σ = 5203514533440. Its totient is φ = 693801937776.

The previous prime is 2081405813329. The next prime is 2081405813407. The reversal of 2081405813352 is 2533185041802.

It is a super-2 number, since 2×2081405813352² (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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43362621088 + ... + 43362621135.

It is an arithmetic number, because the mean of its divisors is an integer number (325219658340).

Almost surely, 2^{2081405813352} is an apocalyptic number.

It is an amenable number.

2081405813352 is an abundant number, since it is smaller than the sum of its proper divisors (3122108720088).

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

2081405813352 is a wasteful number, since it uses less digits than its factorization.

2081405813352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86725242232 (or 86725242228 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 2081405813352 in words is "two trillion, eighty-one billion, four hundred five million, eight hundred thirteen thousand, three hundred fifty-two".