3350696809681 has 16 divisors (see below), whose sum is σ = 3658139931600. Its totient is φ = 3050359464960.

The previous prime is 3350696809639. The next prime is 3350696809777. The reversal of 3350696809681 is 1869086960533.

It can be written as a sum of positive squares in 8 ways, for example, as 360010800081 + 2990686009600 = 600009^2 + 1729360^2 .

It is a cyclic number.

It is not a de Polignac number, because 3350696809681 - 2⁹ = 3350696809169 is a prime.

It is a super-2 number, since 2×3350696809681² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3350696809181) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13685661 + ... + 13928341.

It is an arithmetic number, because the mean of its divisors is an integer number (228633745725).

Almost surely, 2^{3350696809681} is an apocalyptic number.

It is an amenable number.

3350696809681 is a deficient number, since it is larger than the sum of its proper divisors (307443121919).

3350696809681 is a wasteful number, since it uses less digits than its factorization.

3350696809681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257316.

The product of its (nonzero) digits is 50388480, while the sum is 64.

The spelling of 3350696809681 in words is "three trillion, three hundred fifty billion, six hundred ninety-six million, eight hundred nine thousand, six hundred eighty-one".