26449708056 has 32 divisors (see below), whose sum is σ = 66189865200. Its totient is φ = 8807823360.

The previous prime is 26449708039. The next prime is 26449708057. The reversal of 26449708056 is 65080794462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26449708057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521905 + ... + 570336.

Almost surely, 2^26449708056 is an apocalyptic number.

It is an amenable number.

26449708056 is an abundant number, since it is smaller than the sum of its proper divisors (39740157144).

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

26449708056 is a wasteful number, since it uses less digits than its factorization.

26449708056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093259 (or 1093255 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 26449708056 in words is "twenty-six billion, four hundred forty-nine million, seven hundred eight thousand, fifty-six".