26305084093 has 2 divisors, whose sum is σ = 26305084094. Its totient is φ = 26305084092.

The previous prime is 26305084031. The next prime is 26305084111. The reversal of 26305084093 is 39048050362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21396960729 + 4908123364 = 146277^2 + 70058^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26305084093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26305084693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13152542046 + 13152542047.

It is an arithmetic number, because the mean of its divisors is an integer number (13152542047).

Almost surely, 2^26305084093 is an apocalyptic number.

It is an amenable number.

26305084093 is a deficient number, since it is larger than the sum of its proper divisors (1).

26305084093 is an equidigital number, since it uses as much as digits as its factorization.

26305084093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 26305084093 in words is "twenty-six billion, three hundred five million, eighty-four thousand, ninety-three".