26120320043 has 2 divisors, whose sum is σ = 26120320044. Its totient is φ = 26120320042.

The previous prime is 26120320013. The next prime is 26120320049. The reversal of 26120320043 is 34002302162.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26120320043 is a prime.

It is a super-2 number, since 2×26120320043² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26120320049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13060160021 + 13060160022.

It is an arithmetic number, because the mean of its divisors is an integer number (13060160022).

Almost surely, 2^26120320043 is an apocalyptic number.

26120320043 is a deficient number, since it is larger than the sum of its proper divisors (1).

26120320043 is an equidigital number, since it uses as much as digits as its factorization.

26120320043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The spelling of 26120320043 in words is "twenty-six billion, one hundred twenty million, three hundred twenty thousand, forty-three".