4156256353 has 4 divisors (see below), whose sum is σ = 4197407508. Its totient is φ = 4115105200.

The previous prime is 4156256347. The next prime is 4156256369. The reversal of 4156256353 is 3536526514.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3862373904 + 293882449 = 62148^2 + 17143^2 .

It is a cyclic number.

It is not a de Polignac number, because 4156256353 - 2⁹ = 4156255841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4156256333) 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 3 ways as a sum of consecutive naturals, for example, 20575426 + ... + 20575627.

It is an arithmetic number, because the mean of its divisors is an integer number (1049351877).

Almost surely, 2^4156256353 is an apocalyptic number.

It is an amenable number.

4156256353 is a deficient number, since it is larger than the sum of its proper divisors (41151155).

4156256353 is a wasteful number, since it uses less digits than its factorization.

4156256353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41151154.

The product of its digits is 324000, while the sum is 40.

The square root of 4156256353 is about 64469.0340628739. The cubic root of 4156256353 is about 1607.8077170443.

The spelling of 4156256353 in words is "four billion, one hundred fifty-six million, two hundred fifty-six thousand, three hundred fifty-three".