26551128 has 64 divisors (see below), whose sum is σ = 69304320. Its totient is φ = 8467200.

The previous prime is 26551123. The next prime is 26551139. The reversal of 26551128 is 82115562.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 26551095 and 26551104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26551123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94348 + ... + 94628.

It is an arithmetic number, because the mean of its divisors is an integer number (1082880).

Almost surely, 2^26551128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26551128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34652160).

26551128 is an abundant number, since it is smaller than the sum of its proper divisors (42753192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26551128 is a wasteful number, since it uses less digits than its factorization.

26551128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 444 counting only the distinct ones).

The product of its digits is 4800, while the sum is 30.

The square root of 26551128 is about 5152.7786678646. The cubic root of 26551128 is about 298.3282121679.

The spelling of 26551128 in words is "twenty-six million, five hundred fifty-one thousand, one hundred twenty-eight".