26652468289 has 2 divisors, whose sum is σ = 26652468290. Its totient is φ = 26652468288.

The previous prime is 26652468281. The next prime is 26652468341. The reversal of 26652468289 is 98286425662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25161890625 + 1490577664 = 158625^2 + 38608^2 .

It is a cyclic number.

It is not a de Polignac number, because 26652468289 - 2³ = 26652468281 is a prime.

It is not a weakly prime, because it can be changed into another prime (26652468281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13326234144 + 13326234145.

It is an arithmetic number, because the mean of its divisors is an integer number (13326234145).

Almost surely, 2^26652468289 is an apocalyptic number.

It is an amenable number.

26652468289 is a deficient number, since it is larger than the sum of its proper divisors (1).

26652468289 is an equidigital number, since it uses as much as digits as its factorization.

26652468289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19906560, while the sum is 58.

The spelling of 26652468289 in words is "twenty-six billion, six hundred fifty-two million, four hundred sixty-eight thousand, two hundred eighty-nine".