3256021713 has 64 divisors (see below), whose sum is σ = 5366642688. Its totient is φ = 1713761280.

The previous prime is 3256021711. The next prime is 3256021721. The reversal of 3256021713 is 3171206523.

It is not a de Polignac number, because 3256021713 - 2¹ = 3256021711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3256021711) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4711698 + ... + 4712388.

It is an arithmetic number, because the mean of its divisors is an integer number (83853792).

Almost surely, 2^3256021713 is an apocalyptic number.

It is an amenable number.

3256021713 is a deficient number, since it is larger than the sum of its proper divisors (2110620975).

3256021713 is a wasteful number, since it uses less digits than its factorization.

3256021713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 3256021713 is about 57061.5607304953. The cubic root of 3256021713 is about 1482.1623057245.

The spelling of 3256021713 in words is "three billion, two hundred fifty-six million, twenty-one thousand, seven hundred thirteen".