26372287247 has 2 divisors, whose sum is σ = 26372287248. Its totient is φ = 26372287246.

The previous prime is 26372287231. The next prime is 26372287267. The reversal of 26372287247 is 74278227362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26372287247 - 2⁴ = 26372287231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26372287195 and 26372287204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26372287267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13186143623 + 13186143624.

It is an arithmetic number, because the mean of its divisors is an integer number (13186143624).

Almost surely, 2^26372287247 is an apocalyptic number.

26372287247 is a deficient number, since it is larger than the sum of its proper divisors (1).

26372287247 is an equidigital number, since it uses as much as digits as its factorization.

26372287247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3161088, while the sum is 50.

The spelling of 26372287247 in words is "twenty-six billion, three hundred seventy-two million, two hundred eighty-seven thousand, two hundred forty-seven".