26032754549 has 2 divisors, whose sum is σ = 26032754550. Its totient is φ = 26032754548.

The previous prime is 26032754543. The next prime is 26032754591. The reversal of 26032754549 is 94545723062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25690319524 + 342435025 = 160282^2 + 18505^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26032754549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26032754543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13016377274 + 13016377275.

It is an arithmetic number, because the mean of its divisors is an integer number (13016377275).

Almost surely, 2^26032754549 is an apocalyptic number.

It is an amenable number.

26032754549 is a deficient number, since it is larger than the sum of its proper divisors (1).

26032754549 is an equidigital number, since it uses as much as digits as its factorization.

26032754549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 26032754549 in words is "twenty-six billion, thirty-two million, seven hundred fifty-four thousand, five hundred forty-nine".