26822649653 has 16 divisors (see below), whose sum is σ = 27953164800. Its totient is φ = 25709053440.

The previous prime is 26822649593. The next prime is 26822649677. The reversal of 26822649653 is 35694622862.

It is a cyclic number.

It is not a de Polignac number, because 26822649653 - 2²⁰ = 26821601077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26822649595 and 26822649604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26822649053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9032753 + ... + 9035721.

It is an arithmetic number, because the mean of its divisors is an integer number (1747072800).

Almost surely, 2^26822649653 is an apocalyptic number.

It is an amenable number.

26822649653 is a deficient number, since it is larger than the sum of its proper divisors (1130515147).

26822649653 is a wasteful number, since it uses less digits than its factorization.

26822649653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692.

The product of its digits is 7464960, while the sum is 53.

The spelling of 26822649653 in words is "twenty-six billion, eight hundred twenty-two million, six hundred forty-nine thousand, six hundred fifty-three".