3426543656 has 32 divisors (see below), whose sum is σ = 6610787040. Its totient is φ = 1663841088.

The previous prime is 3426543641. The next prime is 3426543661. The reversal of 3426543656 is 6563456243.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151331 + ... + 172493.

It is an arithmetic number, because the mean of its divisors is an integer number (206587095).

Almost surely, 2^3426543656 is an apocalyptic number.

It is an amenable number.

3426543656 is a deficient number, since it is larger than the sum of its proper divisors (3184243384).

3426543656 is a wasteful number, since it uses less digits than its factorization.

3426543656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21753 (or 21749 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 44.

The square root of 3426543656 is about 58536.6864111730. The cubic root of 3426543656 is about 1507.5975503669.

Adding to 3426543656 its reverse (6563456243), we get a palindrome (9989999899).

The spelling of 3426543656 in words is "three billion, four hundred twenty-six million, five hundred forty-three thousand, six hundred fifty-six".