26714118665 has 32 divisors (see below), whose sum is σ = 36569576736. Its totient is φ = 18558812160.

The previous prime is 26714118661. The next prime is 26714118671. The reversal of 26714118665 is 56681141762.

It can be written as a sum of positive squares in 16 ways, for example, as 9721171216 + 16992947449 = 98596^2 + 130357^2 .

It is not a de Polignac number, because 26714118665 - 2² = 26714118661 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26714118661) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3710309 + ... + 3717501.

It is an arithmetic number, because the mean of its divisors is an integer number (1142799273).

Almost surely, 2^26714118665 is an apocalyptic number.

It is an amenable number.

26714118665 is a deficient number, since it is larger than the sum of its proper divisors (9855458071).

26714118665 is a wasteful number, since it uses less digits than its factorization.

26714118665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10589.

The product of its digits is 483840, while the sum is 47.

The spelling of 26714118665 in words is "twenty-six billion, seven hundred fourteen million, one hundred eighteen thousand, six hundred sixty-five".