5655550655551 has 32 divisors (see below), whose sum is σ = 5885651865600. Its totient is φ = 5428672704000.

The previous prime is 5655550655539. The next prime is 5655550655591. The reversal of 5655550655551 is 1555560555565.

It is a cyclic number.

It is not a de Polignac number, because 5655550655551 - 2⁵ = 5655550655519 is a prime.

It is a super-2 number, since 2×5655550655551² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655550655591) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1983706276 + ... + 1983709126.

It is an arithmetic number, because the mean of its divisors is an integer number (183926620800).

Almost surely, 2^{5655550655551} is an apocalyptic number.

5655550655551 is a deficient number, since it is larger than the sum of its proper divisors (230101210049).

5655550655551 is a wasteful number, since it uses less digits than its factorization.

5655550655551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4135.

The product of its (nonzero) digits is 70312500, while the sum is 58.

The spelling of 5655550655551 in words is "five trillion, six hundred fifty-five billion, five hundred fifty million, six hundred fifty-five thousand, five hundred fifty-one".