26748238719151 has 4 divisors (see below), whose sum is σ = 26754670134400. Its totient is φ = 26741807303904.

The previous prime is 26748238719089. The next prime is 26748238719157. The reversal of 26748238719151 is 15191783284762.

It is a happy number.

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-26748238719151 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 (26748238719157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3215701386 + ... + 3215709703.

It is an arithmetic number, because the mean of its divisors is an integer number (6688667533600).

Almost surely, 2^{26748238719151} is an apocalyptic number.

26748238719151 is a deficient number, since it is larger than the sum of its proper divisors (6431415249).

26748238719151 is an equidigital number, since it uses as much as digits as its factorization.

26748238719151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6431415248.

The product of its digits is 40642560, while the sum is 64.

The spelling of 26748238719151 in words is "twenty-six trillion, seven hundred forty-eight billion, two hundred thirty-eight million, seven hundred nineteen thousand, one hundred fifty-one".