26444060870641 has 2 divisors, whose sum is σ = 26444060870642. Its totient is φ = 26444060870640.

The previous prime is 26444060870587. The next prime is 26444060870713. The reversal of 26444060870641 is 14607806044462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16125806333025 + 10318254537616 = 4015695^2 + 3212204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26444060870641 is a prime.

It is not a weakly prime, because it can be changed into another prime (26444067870641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13222030435320 + 13222030435321.

It is an arithmetic number, because the mean of its divisors is an integer number (13222030435321).

Almost surely, 2^{26444060870641} is an apocalyptic number.

It is an amenable number.

26444060870641 is a deficient number, since it is larger than the sum of its proper divisors (1).

26444060870641 is an equidigital number, since it uses as much as digits as its factorization.

26444060870641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6193152, while the sum is 52.

The spelling of 26444060870641 in words is "twenty-six trillion, four hundred forty-four billion, sixty million, eight hundred seventy thousand, six hundred forty-one".