4123235656 has 8 divisors (see below), whose sum is σ = 7731066870. Its totient is φ = 2061617824.

The previous prime is 4123235629. The next prime is 4123235659. The reversal of 4123235656 is 6565323214.

4123235656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3972780900 + 150454756 = 63030^2 + 12266^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4123235659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257702221 + ... + 257702236.

Almost surely, 2^4123235656 is an apocalyptic number.

It is an amenable number.

4123235656 is a deficient number, since it is larger than the sum of its proper divisors (3607831214).

4123235656 is a wasteful number, since it uses less digits than its factorization.

4123235656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515404463 (or 515404459 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 4123235656 is about 64212.4260248747. The cubic root of 4123235656 is about 1603.5384780892.

The spelling of 4123235656 in words is "four billion, one hundred twenty-three million, two hundred thirty-five thousand, six hundred fifty-six".