26848314221 has 4 divisors (see below), whose sum is σ = 26852553312. Its totient is φ = 26844075132.

The previous prime is 26848314197. The next prime is 26848314281. The reversal of 26848314221 is 12241384862.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26848314221 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 (26848314281) 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, 2110031 + ... + 2122716.

It is an arithmetic number, because the mean of its divisors is an integer number (6713138328).

Almost surely, 2^26848314221 is an apocalyptic number.

It is an amenable number.

26848314221 is a deficient number, since it is larger than the sum of its proper divisors (4239091).

26848314221 is an equidigital number, since it uses as much as digits as its factorization.

26848314221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4239090.

The product of its digits is 147456, while the sum is 41.

The spelling of 26848314221 in words is "twenty-six billion, eight hundred forty-eight million, three hundred fourteen thousand, two hundred twenty-one".