3705557613 has 8 divisors (see below), whose sum is σ = 4979647488. Its totient is φ = 2450919744.

The previous prime is 3705557579. The next prime is 3705557617. The reversal of 3705557613 is 3167555073.

3705557613 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 3705557613 - 2⁸ = 3705557357 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3705557617) 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 7 ways as a sum of consecutive naturals, for example, 4862556 + ... + 4863317.

It is an arithmetic number, because the mean of its divisors is an integer number (622455936).

Almost surely, 2^3705557613 is an apocalyptic number.

It is an amenable number.

3705557613 is a deficient number, since it is larger than the sum of its proper divisors (1274089875).

3705557613 is a wasteful number, since it uses less digits than its factorization.

3705557613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9726003.

The product of its (nonzero) digits is 330750, while the sum is 42.

The square root of 3705557613 is about 60873.2914585699. The cubic root of 3705557613 is about 1547.4543873503.

The spelling of 3705557613 in words is "three billion, seven hundred five million, five hundred fifty-seven thousand, six hundred thirteen".