2626460261 has 2 divisors, whose sum is σ = 2626460262. Its totient is φ = 2626460260.

The previous prime is 2626460201. The next prime is 2626460303. The reversal of 2626460261 is 1620646262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1529592100 + 1096868161 = 39110^2 + 33119^2 .

It is a cyclic number.

It is not a de Polignac number, because 2626460261 - 2¹⁸ = 2626198117 is a prime.

It is a super-2 number, since 2×2626460261² = 13796587005224376242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2626460201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313230130 + 1313230131.

It is an arithmetic number, because the mean of its divisors is an integer number (1313230131).

Almost surely, 2^2626460261 is an apocalyptic number.

It is an amenable number.

2626460261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2626460261 is an equidigital number, since it uses as much as digits as its factorization.

2626460261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 2626460261 is about 51249.0025366348. The cubic root of 2626460261 is about 1379.7178343846.

The spelling of 2626460261 in words is "two billion, six hundred twenty-six million, four hundred sixty thousand, two hundred sixty-one".