26028380331 has 6 divisors (see below), whose sum is σ = 37596549380. Its totient is φ = 17352253548.

The previous prime is 26028380317. The next prime is 26028380333. The reversal of 26028380331 is 13308382062.

It is a de Polignac number, because none of the positive numbers 2^k-26028380331 is a prime.

It is a super-2 number, since 2×26028380331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26028380333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1446021121 + ... + 1446021138.

Almost surely, 2^26028380331 is an apocalyptic number.

26028380331 is a deficient number, since it is larger than the sum of its proper divisors (11568169049).

26028380331 is a wasteful number, since it uses less digits than its factorization.

26028380331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892042265 (or 2892042262 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 26028380331 in words is "twenty-six billion, twenty-eight million, three hundred eighty thousand, three hundred thirty-one".