3505256513 has 16 divisors (see below), whose sum is σ = 3848919360. Its totient is φ = 3165825600.

The previous prime is 3505256507. The next prime is 3505256519. The reversal of 3505256513 is 3156525053.

3505256513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3505256507) and next prime (3505256519).

It is a cyclic number.

It is not a de Polignac number, because 3505256513 - 2⁶ = 3505256449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3505256519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1437131 + ... + 1439567.

It is an arithmetic number, because the mean of its divisors is an integer number (240557460).

Almost surely, 2^3505256513 is an apocalyptic number.

It is an amenable number.

3505256513 is a deficient number, since it is larger than the sum of its proper divisors (343662847).

3505256513 is a wasteful number, since it uses less digits than its factorization.

3505256513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248.

The product of its (nonzero) digits is 67500, while the sum is 35.

The square root of 3505256513 is about 59205.2068064963. The cubic root of 3505256513 is about 1519.0541947584.

The spelling of 3505256513 in words is "three billion, five hundred five million, two hundred fifty-six thousand, five hundred thirteen".