4256512205 has 8 divisors (see below), whose sum is σ = 5572161504. Its totient is φ = 3095645200.

The previous prime is 4256512189. The next prime is 4256512213. The reversal of 4256512205 is 5022156524.

4256512205 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4256512205 - 2⁴ = 4256512189 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 38695511 + ... + 38695620.

It is an arithmetic number, because the mean of its divisors is an integer number (696520188).

Almost surely, 2^4256512205 is an apocalyptic number.

It is an amenable number.

4256512205 is a deficient number, since it is larger than the sum of its proper divisors (1315649299).

4256512205 is a wasteful number, since it uses less digits than its factorization.

4256512205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77391147.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 4256512205 is about 65241.9512660374. The cubic root of 4256512205 is about 1620.6328123955.

Adding to 4256512205 its reverse (5022156524), we get a palindrome (9278668729).

The spelling of 4256512205 in words is "four billion, two hundred fifty-six million, five hundred twelve thousand, two hundred five".