26271223056 has 135 divisors (see below), whose sum is σ = 79690293189. Its totient is φ = 8075673216.

The previous prime is 26271223051. The next prime is 26271223063. The reversal of 26271223056 is 65032217262.

The square root of 26271223056 is 162084.

It is a perfect power (a square), and thus also a powerful number.

26271223056 is a `hidden beast` number, since 2 + 627 + 1 + 2 + 23 + 0 + 5 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3886275600 + 22384947456 = 62340^2 + 149616^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 26271223056.

It is not an unprimeable number, because it can be changed into a prime (26271223051) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 25284585 + ... + 25285623.

Almost surely, 2^26271223056 is an apocalyptic number.

26271223056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26271223056 is the 162084-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26271223056

26271223056 is an abundant number, since it is smaller than the sum of its proper divisors (53419070133).

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

26271223056 is a wasteful number, since it uses less digits than its factorization.

26271223056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118 (or 1057 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

Multiplying 26271223056 by its sum of digits (36), we get a square (945764030016 = 972504²).

26271223056 divided by its sum of digits (36) gives a square (729756196 = 27014²).

The spelling of 26271223056 in words is "twenty-six billion, two hundred seventy-one million, two hundred twenty-three thousand, fifty-six".