26705337753853 has 12 divisors (see below), whose sum is σ = 29656417520380. Its totient is φ = 24027295438080.

The previous prime is 26705337753817. The next prime is 26705337753877. The reversal of 26705337753853 is 35835773350762.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16120843315929 + 10584494437924 = 4015077^2 + 3253382^2 .

It is a de Polignac number, because none of the positive numbers 2^k-26705337753853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26705331753853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1137644298 + ... + 1137667771.

Almost surely, 2^{26705337753853} is an apocalyptic number.

It is an amenable number.

26705337753853 is a deficient number, since it is larger than the sum of its proper divisors (2951079766527).

26705337753853 is a wasteful number, since it uses less digits than its factorization.

26705337753853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275312188 (or 2275312177 counting only the distinct ones).

The product of its (nonzero) digits is 333396000, while the sum is 64.

The spelling of 26705337753853 in words is "twenty-six trillion, seven hundred five billion, three hundred thirty-seven million, seven hundred fifty-three thousand, eight hundred fifty-three".