2620327573 has 2 divisors, whose sum is σ = 2620327574. Its totient is φ = 2620327572.

The previous prime is 2620327571. The next prime is 2620327609. The reversal of 2620327573 is 3757230262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1723744324 + 896583249 = 41518^2 + 29943^2 .

It is a cyclic number.

It is not a de Polignac number, because 2620327573 - 2¹ = 2620327571 is a prime.

It is a super-2 number, since 2×2620327573² = 13732233179648140658, which contains 22 as substring.

Together with 2620327571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2620327571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310163786 + 1310163787.

It is an arithmetic number, because the mean of its divisors is an integer number (1310163787).

Almost surely, 2^2620327573 is an apocalyptic number.

It is an amenable number.

2620327573 is a deficient number, since it is larger than the sum of its proper divisors (1).

2620327573 is an equidigital number, since it uses as much as digits as its factorization.

2620327573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 37.

The square root of 2620327573 is about 51189.1353023276. The cubic root of 2620327573 is about 1378.6431340414.

The spelling of 2620327573 in words is "two billion, six hundred twenty million, three hundred twenty-seven thousand, five hundred seventy-three".