26269122001 has 2 divisors, whose sum is σ = 26269122002. Its totient is φ = 26269122000.

The previous prime is 26269121987. The next prime is 26269122031. The reversal of 26269122001 is 10022196262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16887262401 + 9381859600 = 129951^2 + 96860^2 .

It is a cyclic number.

It is not a de Polignac number, because 26269122001 - 2¹¹ = 26269119953 is a prime.

It is not a weakly prime, because it can be changed into another prime (26269122031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13134561000 + 13134561001.

It is an arithmetic number, because the mean of its divisors is an integer number (13134561001).

Almost surely, 2^26269122001 is an apocalyptic number.

It is an amenable number.

26269122001 is a deficient number, since it is larger than the sum of its proper divisors (1).

26269122001 is an equidigital number, since it uses as much as digits as its factorization.

26269122001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 26269122001 in words is "twenty-six billion, two hundred sixty-nine million, one hundred twenty-two thousand, one".