55555050000111 has 16 divisors (see below), whose sum is σ = 74150165270016. Its totient is φ = 36998330603936.

The previous prime is 55555050000083. The next prime is 55555050000137. The reversal of 55555050000111 is 11100005055555.

It is a cyclic number.

It is not a de Polignac number, because 55555050000111 - 2¹³ = 55555049991919 is a prime.

It is a super-2 number, since 2×55555050000111² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55555050000211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15163081 + ... + 18466973.

It is an arithmetic number, because the mean of its divisors is an integer number (4634385329376).

Almost surely, 2^{55555050000111} is an apocalyptic number.

55555050000111 is a deficient number, since it is larger than the sum of its proper divisors (18595115269905).

55555050000111 is a wasteful number, since it uses less digits than its factorization.

55555050000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309702.

The product of its (nonzero) digits is 15625, while the sum is 33.

Adding to 55555050000111 its reverse (11100005055555), we get a palindrome (66655055055666).

The spelling of 55555050000111 in words is "fifty-five trillion, five hundred fifty-five billion, fifty million, one hundred eleven", and thus it is an aban number.