26487118001 has 2 divisors, whose sum is σ = 26487118002. Its totient is φ = 26487118000.

The previous prime is 26487117983. The next prime is 26487118069. The reversal of 26487118001 is 10081178462.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25920678001 + 566440000 = 160999^2 + 23800^2 .

It is a cyclic number.

It is not a de Polignac number, because 26487118001 - 2¹⁰ = 26487116977 is a prime.

It is not a weakly prime, because it can be changed into another prime (26487118201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13243559000 + 13243559001.

It is an arithmetic number, because the mean of its divisors is an integer number (13243559001).

Almost surely, 2^26487118001 is an apocalyptic number.

It is an amenable number.

26487118001 is a deficient number, since it is larger than the sum of its proper divisors (1).

26487118001 is an equidigital number, since it uses as much as digits as its factorization.

26487118001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 38.

The spelling of 26487118001 in words is "twenty-six billion, four hundred eighty-seven million, one hundred eighteen thousand, one".