2620116533 has 8 divisors (see below), whose sum is σ = 2670358968. Its totient is φ = 2569904064.

The previous prime is 2620116529. The next prime is 2620116571. The reversal of 2620116533 is 3356110262.

It can be written as a sum of positive squares in 4 ways, for example, as 569204164 + 2050912369 = 23858^2 + 45287^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2620116533 - 2² = 2620116529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2620116496 and 2620116505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620916533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257735 + ... + 267707.

It is an arithmetic number, because the mean of its divisors is an integer number (333794871).

Almost surely, 2^2620116533 is an apocalyptic number.

It is an amenable number.

2620116533 is a deficient number, since it is larger than the sum of its proper divisors (50242435).

2620116533 is an equidigital number, since it uses as much as digits as its factorization.

2620116533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14983.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2620116533 is about 51187.0738858943. The cubic root of 2620116533 is about 1378.6061212825.

Adding to 2620116533 its reverse (3356110262), we get a palindrome (5976226795).

The spelling of 2620116533 in words is "two billion, six hundred twenty million, one hundred sixteen thousand, five hundred thirty-three".