2259678601 has 2 divisors, whose sum is σ = 2259678602. Its totient is φ = 2259678600.

The previous prime is 2259678587. The next prime is 2259678611. The reversal of 2259678601 is 1068769522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2070341001 + 189337600 = 45501^2 + 13760^2 .

It is a cyclic number.

It is not a de Polignac number, because 2259678601 - 2²⁵ = 2226124169 is a prime.

It is a super-2 number, since 2×2259678601² = 10212294759634634402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2259678611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129839300 + 1129839301.

It is an arithmetic number, because the mean of its divisors is an integer number (1129839301).

Almost surely, 2^2259678601 is an apocalyptic number.

It is an amenable number.

2259678601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2259678601 is an equidigital number, since it uses as much as digits as its factorization.

2259678601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 2259678601 is about 47536.0768364408. The cubic root of 2259678601 is about 1312.2469064939.

The spelling of 2259678601 in words is "two billion, two hundred fifty-nine million, six hundred seventy-eight thousand, six hundred one".