3346156681 has 16 divisors (see below), whose sum is σ = 3908782080. Its totient is φ = 2804783760.

The previous prime is 3346156663. The next prime is 3346156687. The reversal of 3346156681 is 1866516433.

It is a cyclic number.

It is not a de Polignac number, because 3346156681 - 2⁹ = 3346156169 is a prime.

It is a super-2 number, since 2×3346156681² = 22393529067601871522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3346156687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476526 + ... + 483496.

It is an arithmetic number, because the mean of its divisors is an integer number (244298880).

Almost surely, 2^3346156681 is an apocalyptic number.

It is an amenable number.

3346156681 is a deficient number, since it is larger than the sum of its proper divisors (562625399).

3346156681 is a wasteful number, since it uses less digits than its factorization.

3346156681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8484.

The product of its digits is 311040, while the sum is 43.

The square root of 3346156681 is about 57845.9737665466. The cubic root of 3346156681 is about 1495.7146847444.

The spelling of 3346156681 in words is "three billion, three hundred forty-six million, one hundred fifty-six thousand, six hundred eighty-one".