2266664501 has 2 divisors, whose sum is σ = 2266664502. Its totient is φ = 2266664500.

The previous prime is 2266664399. The next prime is 2266664507. The reversal of 2266664501 is 1054666622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1953728401 + 312936100 = 44201^2 + 17690^2 .

It is a cyclic number.

It is not a de Polignac number, because 2266664501 - 2²⁶ = 2199555637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2266664507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133332250 + 1133332251.

It is an arithmetic number, because the mean of its divisors is an integer number (1133332251).

Almost surely, 2^2266664501 is an apocalyptic number.

It is an amenable number.

2266664501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2266664501 is an equidigital number, since it uses as much as digits as its factorization.

2266664501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 2266664501 is about 47609.5001128976. The cubic root of 2266664501 is about 1313.5978058188.

The spelling of 2266664501 in words is "two billion, two hundred sixty-six million, six hundred sixty-four thousand, five hundred one".