26747736323047 has 4 divisors (see below), whose sum is σ = 26753802949440. Its totient is φ = 26741669696656.

The previous prime is 26747736323027. The next prime is 26747736323053. The reversal of 26747736323047 is 74032363774762.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26747736323047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26747736323027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3033306583 + ... + 3033315400.

It is an arithmetic number, because the mean of its divisors is an integer number (6688450737360).

Almost surely, 2^{26747736323047} is an apocalyptic number.

26747736323047 is a deficient number, since it is larger than the sum of its proper divisors (6066626393).

26747736323047 is an equidigital number, since it uses as much as digits as its factorization.

26747736323047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6066626392.

The product of its (nonzero) digits is 149361408, while the sum is 61.

The spelling of 26747736323047 in words is "twenty-six trillion, seven hundred forty-seven billion, seven hundred thirty-six million, three hundred twenty-three thousand, forty-seven".