620522783652613 has 8 divisors (see below), whose sum is σ = 626556837310976. Its totient is φ = 614488913852400.

The previous prime is 620522783652509. The next prime is 620522783652617. The reversal of 620522783652613 is 316256387225026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620522783652613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620522783652617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39176853 + ... + 52686538.

It is an arithmetic number, because the mean of its divisors is an integer number (78319604663872).

Almost surely, 2^{620522783652613} is an apocalyptic number.

It is an amenable number.

620522783652613 is a deficient number, since it is larger than the sum of its proper divisors (6034053658363).

620522783652613 is a wasteful number, since it uses less digits than its factorization.

620522783652613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91929075.

The product of its (nonzero) digits is 43545600, while the sum is 58.

The spelling of 620522783652613 in words is "six hundred twenty trillion, five hundred twenty-two billion, seven hundred eighty-three million, six hundred fifty-two thousand, six hundred thirteen".