26312047305 has 16 divisors (see below), whose sum is σ = 44315027520. Its totient is φ = 13294507968.

The previous prime is 26312047301. The next prime is 26312047339. The reversal of 26312047305 is 50374021362.

It is not a de Polignac number, because 26312047305 - 2² = 26312047301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26312047301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46161202 + ... + 46161771.

It is an arithmetic number, because the mean of its divisors is an integer number (2769689220).

Almost surely, 2^26312047305 is an apocalyptic number.

It is an amenable number.

26312047305 is a deficient number, since it is larger than the sum of its proper divisors (18002980215).

26312047305 is a wasteful number, since it uses less digits than its factorization.

26312047305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92323000.

The product of its (nonzero) digits is 30240, while the sum is 33.

Adding to 26312047305 its reverse (50374021362), we get a palindrome (76686068667).

The spelling of 26312047305 in words is "twenty-six billion, three hundred twelve million, forty-seven thousand, three hundred five".