26625705656 has 16 divisors (see below), whose sum is σ = 54461670840. Its totient is φ = 12102593440.

The previous prime is 26625705647. The next prime is 26625705751. The reversal of 26625705656 is 65650752662.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151282331 + ... + 151282506.

Almost surely, 2^26625705656 is an apocalyptic number.

It is an amenable number.

26625705656 is an abundant number, since it is smaller than the sum of its proper divisors (27835965184).

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

26625705656 is a wasteful number, since it uses less digits than its factorization.

26625705656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302564854 (or 302564850 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 26625705656 in words is "twenty-six billion, six hundred twenty-five million, seven hundred five thousand, six hundred fifty-six".