3920555513 has 16 divisors (see below), whose sum is σ = 4812720000. Its totient is φ = 3183603696.

The previous prime is 3920555503. The next prime is 3920555531. The reversal of 3920555513 is 3155550293.

It is not a de Polignac number, because 3920555513 - 2⁶ = 3920555449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3920555503) 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, 294278 + ... + 307311.

It is an arithmetic number, because the mean of its divisors is an integer number (300795000).

Almost surely, 2^3920555513 is an apocalyptic number.

It is an amenable number.

3920555513 is a deficient number, since it is larger than the sum of its proper divisors (892164487).

3920555513 is an equidigital number, since it uses as much as digits as its factorization.

3920555513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601629 (or 601615 counting only the distinct ones).

The product of its (nonzero) digits is 101250, while the sum is 38.

The square root of 3920555513 is about 62614.3395158010. The cubic root of 3920555513 is about 1576.8215106910.

The spelling of 3920555513 in words is "three billion, nine hundred twenty million, five hundred fifty-five thousand, five hundred thirteen".