26043864001 has 2 divisors, whose sum is σ = 26043864002. Its totient is φ = 26043864000.

The previous prime is 26043863987. The next prime is 26043864023. The reversal of 26043864001 is 10046834062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25743881601 + 299982400 = 160449^2 + 17320^2 .

It is a cyclic number.

It is not a de Polignac number, because 26043864001 - 2⁷ = 26043863873 is a prime.

It is not a weakly prime, because it can be changed into another prime (26043864031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13021932000 + 13021932001.

It is an arithmetic number, because the mean of its divisors is an integer number (13021932001).

Almost surely, 2^26043864001 is an apocalyptic number.

It is an amenable number.

26043864001 is a deficient number, since it is larger than the sum of its proper divisors (1).

26043864001 is an equidigital number, since it uses as much as digits as its factorization.

26043864001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 26043864001 in words is "twenty-six billion, forty-three million, eight hundred sixty-four thousand, one".