26252668468 has 12 divisors (see below), whose sum is σ = 49476182980. Its totient is φ = 12116616192.

The previous prime is 26252668459. The next prime is 26252668483. The reversal of 26252668468 is 86486625262.

It can be written as a sum of positive squares in 2 ways, for example, as 6548370084 + 19704298384 = 80922^2 + 140372^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252429453 + ... + 252429556.

Almost surely, 2^26252668468 is an apocalyptic number.

It is an amenable number.

26252668468 is a deficient number, since it is larger than the sum of its proper divisors (23223514512).

26252668468 is a wasteful number, since it uses less digits than its factorization.

26252668468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504859026 (or 504859024 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 55.

The spelling of 26252668468 in words is "twenty-six billion, two hundred fifty-two million, six hundred sixty-eight thousand, four hundred sixty-eight".