5666326527055 has 4 divisors (see below), whose sum is σ = 6799591832472. Its totient is φ = 4533061221640.

The previous prime is 5666326527053. The next prime is 5666326527061. The reversal of 5666326527055 is 5507256236665.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5666326527055 - 2¹ = 5666326527053 is a prime.

It is a super-2 number, since 2×5666326527055² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666326527053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566632652701 + ... + 566632652710.

It is an arithmetic number, because the mean of its divisors is an integer number (1699897958118).

Almost surely, 2^{5666326527055} is an apocalyptic number.

5666326527055 is a deficient number, since it is larger than the sum of its proper divisors (1133265305417).

5666326527055 is a wasteful number, since it uses less digits than its factorization.

5666326527055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133265305416.

The product of its (nonzero) digits is 68040000, while the sum is 58.

The spelling of 5666326527055 in words is "five trillion, six hundred sixty-six billion, three hundred twenty-six million, five hundred twenty-seven thousand, fifty-five".