26321195213 has 2 divisors, whose sum is σ = 26321195214. Its totient is φ = 26321195212.

The previous prime is 26321195207. The next prime is 26321195221. The reversal of 26321195213 is 31259112362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26321168644 + 26569 = 162238^2 + 163^2 .

It is a cyclic number.

It is not a de Polignac number, because 26321195213 - 2¹⁶ = 26321129677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26326195213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13160597606 + 13160597607.

It is an arithmetic number, because the mean of its divisors is an integer number (13160597607).

Almost surely, 2^26321195213 is an apocalyptic number.

It is an amenable number.

26321195213 is a deficient number, since it is larger than the sum of its proper divisors (1).

26321195213 is an equidigital number, since it uses as much as digits as its factorization.

26321195213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The spelling of 26321195213 in words is "twenty-six billion, three hundred twenty-one million, one hundred ninety-five thousand, two hundred thirteen".