26685714765 has 8 divisors (see below), whose sum is σ = 42697143648. Its totient is φ = 14232381200.

The previous prime is 26685714709. The next prime is 26685714767. The reversal of 26685714765 is 56741758662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26685714765 - 2¹⁰ = 26685713741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26685714767) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 889523811 + ... + 889523840.

It is an arithmetic number, because the mean of its divisors is an integer number (5337142956).

Almost surely, 2^26685714765 is an apocalyptic number.

It is an amenable number.

26685714765 is a deficient number, since it is larger than the sum of its proper divisors (16011428883).

26685714765 is a wasteful number, since it uses less digits than its factorization.

26685714765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1779047659.

The product of its digits is 16934400, while the sum is 57.

The spelling of 26685714765 in words is "twenty-six billion, six hundred eighty-five million, seven hundred fourteen thousand, seven hundred sixty-five".