26551120 has 20 divisors (see below), whose sum is σ = 61731540. Its totient is φ = 10620416.

The previous prime is 26551117. The next prime is 26551123. The reversal of 26551120 is 2115562.

It is an interprime number because it is at equal distance from previous prime (26551117) and next prime (26551123).

It can be written as a sum of positive squares in 2 ways, for example, as 3779136 + 22771984 = 1944^2 + 4772^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 26551091 and 26551100.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165865 + ... + 166024.

It is an arithmetic number, because the mean of its divisors is an integer number (3086577).

Almost surely, 2^26551120 is an apocalyptic number.

26551120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26551120 is an abundant number, since it is smaller than the sum of its proper divisors (35180420).

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

26551120 is a wasteful number, since it uses less digits than its factorization.

26551120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331902 (or 331896 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 26551120 is about 5152.7778915843. Note that the first 3 decimals coincide. The cubic root of 26551120 is about 298.3281822053.

Adding to 26551120 its reverse (2115562), we get a palindrome (28666682).

The spelling of 26551120 in words is "twenty-six million, five hundred fifty-one thousand, one hundred twenty".