2620626101 has 4 divisors (see below), whose sum is σ = 2625168492. Its totient is φ = 2616083712.

The previous prime is 2620626083. The next prime is 2620626103. The reversal of 2620626101 is 1016260262.

2620626101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1016260262 = 2 ⋅508130131.

It can be written as a sum of positive squares in 2 ways, for example, as 2440261201 + 180364900 = 49399^2 + 13430^2 .

It is a cyclic number.

It is not a de Polignac number, because 2620626101 - 2⁶ = 2620626037 is a prime.

It is a super-2 number, since 2×2620626101² = 13735362322484924402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620626103) 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, 2270330 + ... + 2271483.

It is an arithmetic number, because the mean of its divisors is an integer number (656292123).

Almost surely, 2^2620626101 is an apocalyptic number.

It is an amenable number.

2620626101 is a deficient number, since it is larger than the sum of its proper divisors (4542391).

2620626101 is an equidigital number, since it uses as much as digits as its factorization.

2620626101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4542390.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2620626101 is about 51192.0511505448. The cubic root of 2620626101 is about 1378.6954872857.

Adding to 2620626101 its reverse (1016260262), we get a palindrome (3636886363).

The spelling of 2620626101 in words is "two billion, six hundred twenty million, six hundred twenty-six thousand, one hundred one".