26726954865925 has 12 divisors (see below), whose sum is σ = 33141488625316. Its totient is φ = 21381522220800.

The previous prime is 26726954865913. The next prime is 26726954865967. The reversal of 26726954865925 is 52956845962762.

It can be written as a sum of positive squares in 6 ways, for example, as 4104355898241 + 22622598967684 = 2025921^2 + 4756322^2 .

It is not a de Polignac number, because 26726954865925 - 2¹¹ = 26726954863877 is a prime.

It is a super-2 number, since 2×26726954865925² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22271755 + ... + 23441095.

Almost surely, 2^{26726954865925} is an apocalyptic number.

26726954865925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26726954865925 is a deficient number, since it is larger than the sum of its proper divisors (6414533759391).

26726954865925 is a wasteful number, since it uses less digits than its factorization.

26726954865925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083608 (or 2083603 counting only the distinct ones).

The product of its digits is 3919104000, while the sum is 76.

The spelling of 26726954865925 in words is "twenty-six trillion, seven hundred twenty-six billion, nine hundred fifty-four million, eight hundred sixty-five thousand, nine hundred twenty-five".