26677655265545 has 16 divisors (see below), whose sum is σ = 33056666112000. Its totient is φ = 20646920865600.

The previous prime is 26677655265539. The next prime is 26677655265551. The reversal of 26677655265545 is 54556255677662.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (26677655265539) and next prime (26677655265551).

It is not a de Polignac number, because 26677655265545 - 2⁴⁰ = 25578143637769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27639545 + ... + 28588454.

It is an arithmetic number, because the mean of its divisors is an integer number (2066041632000).

Almost surely, 2^{26677655265545} is an apocalyptic number.

It is an amenable number.

26677655265545 is a deficient number, since it is larger than the sum of its proper divisors (6379010846455).

26677655265545 is a wasteful number, since it uses less digits than its factorization.

26677655265545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56231096.

The product of its digits is 3175200000, while the sum is 71.

The spelling of 26677655265545 in words is "twenty-six trillion, six hundred seventy-seven billion, six hundred fifty-five million, two hundred sixty-five thousand, five hundred forty-five".