26466616137 has 16 divisors (see below), whose sum is σ = 38062120320. Its totient is φ = 16261959552.

The previous prime is 26466616117. The next prime is 26466616139. The reversal of 26466616137 is 73161666462.

It is not a de Polignac number, because 26466616137 - 2¹⁰ = 26466615113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26466616139) 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 15 ways as a sum of consecutive naturals, for example, 499212 + ... + 549677.

It is an arithmetic number, because the mean of its divisors is an integer number (2378882520).

Almost surely, 2^26466616137 is an apocalyptic number.

It is an amenable number.

26466616137 is a deficient number, since it is larger than the sum of its proper divisors (11595504183).

26466616137 is a wasteful number, since it uses less digits than its factorization.

26466616137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049552.

The product of its digits is 1306368, while the sum is 48.

The spelling of 26466616137 in words is "twenty-six billion, four hundred sixty-six million, six hundred sixteen thousand, one hundred thirty-seven".