55106005555611 has 24 divisors (see below), whose sum is σ = 81749965270064. Its totient is φ = 35743947986880.

The previous prime is 55106005555583. The next prime is 55106005555637. The reversal of 55106005555611 is 11655550060155.

It is not a de Polignac number, because 55106005555611 - 2²³ = 55105997167003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55106005545611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24143220 + ... + 26326926.

Almost surely, 2^{55106005555611} is an apocalyptic number.

55106005555611 is a deficient number, since it is larger than the sum of its proper divisors (26643959714453).

55106005555611 is a wasteful number, since it uses less digits than its factorization.

55106005555611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259531 (or 2259528 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 45.

The spelling of 55106005555611 in words is "fifty-five trillion, one hundred six billion, five million, five hundred fifty-five thousand, six hundred eleven".