620570835806113 has 4 divisors (see below), whose sum is σ = 621056795741460. Its totient is φ = 620084875870768.

The previous prime is 620570835806107. The next prime is 620570835806149. The reversal of 620570835806113 is 311608538075026.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 501634209484864 + 118936626321249 = 22397192^2 + 10905807^2 .

It is a cyclic number.

It is not a de Polignac number, because 620570835806113 - 2⁹ = 620570835805601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620570835806183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242979965758 + ... + 242979968311.

It is an arithmetic number, because the mean of its divisors is an integer number (155264198935365).

Almost surely, 2^{620570835806113} is an apocalyptic number.

It is an amenable number.

620570835806113 is a deficient number, since it is larger than the sum of its proper divisors (485959935347).

620570835806113 is a wasteful number, since it uses less digits than its factorization.

620570835806113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485959935346.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 620570835806113 in words is "six hundred twenty trillion, five hundred seventy billion, eight hundred thirty-five million, eight hundred six thousand, one hundred thirteen".