26942436347 has 2 divisors, whose sum is σ = 26942436348. Its totient is φ = 26942436346.

The previous prime is 26942436331. The next prime is 26942436377. The reversal of 26942436347 is 74363424962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26942436347 - 2⁴ = 26942436331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26942436295 and 26942436304.

It is not a weakly prime, because it can be changed into another prime (26942436307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13471218173 + 13471218174.

It is an arithmetic number, because the mean of its divisors is an integer number (13471218174).

Almost surely, 2^26942436347 is an apocalyptic number.

26942436347 is a deficient number, since it is larger than the sum of its proper divisors (1).

26942436347 is an equidigital number, since it uses as much as digits as its factorization.

26942436347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 50.

The spelling of 26942436347 in words is "twenty-six billion, nine hundred forty-two million, four hundred thirty-six thousand, three hundred forty-seven".