26228247060825 has 72 divisors (see below), whose sum is σ = 47352774636440. Its totient is φ = 13877093145600.

The previous prime is 26228247060787. The next prime is 26228247060893. The reversal of 26228247060825 is 52806074282262.

It is a happy number.

26228247060825 is a `hidden beast` number, since 2 + 6 + 2 + 2 + 8 + 2 + 4 + 7 + 0 + 608 + 25 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 15857940733209 + 10370306327616 = 3982203^2 + 3220296^2 .

It is not a de Polignac number, because 26228247060825 - 2⁸ = 26228247060569 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15869199 + ... + 17443851.

Almost surely, 2^{26228247060825} is an apocalyptic number.

26228247060825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26228247060825 is a deficient number, since it is larger than the sum of its proper divisors (21124527575615).

26228247060825 is a wasteful number, since it uses less digits than its factorization.

26228247060825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575259 (or 1575251 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 54.

The spelling of 26228247060825 in words is "twenty-six trillion, two hundred twenty-eight billion, two hundred forty-seven million, sixty thousand, eight hundred twenty-five".