26747142901 has 2 divisors, whose sum is σ = 26747142902. Its totient is φ = 26747142900.

The previous prime is 26747142883. The next prime is 26747142913. The reversal of 26747142901 is 10924174762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20178202500 + 6568940401 = 142050^2 + 81049^2 .

It is a cyclic number.

It is not a de Polignac number, because 26747142901 - 2²⁷ = 26612925173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26747142931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13373571450 + 13373571451.

It is an arithmetic number, because the mean of its divisors is an integer number (13373571451).

Almost surely, 2^26747142901 is an apocalyptic number.

It is an amenable number.

26747142901 is a deficient number, since it is larger than the sum of its proper divisors (1).

26747142901 is an equidigital number, since it uses as much as digits as its factorization.

26747142901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 26747142901 in words is "twenty-six billion, seven hundred forty-seven million, one hundred forty-two thousand, nine hundred one".