55055005050111 has 32 divisors (see below), whose sum is σ = 80859201067008. Its totient is φ = 33042019446240.

The previous prime is 55055005050091. The next prime is 55055005050139. The reversal of 55055005050111 is 11105050055055.

It is not a de Polignac number, because 55055005050111 - 2¹³ = 55055005041919 is a prime.

It is a super-2 number, since 2×55055005050111² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55055005050151) 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, 191107600 + ... + 191395466.

It is an arithmetic number, because the mean of its divisors is an integer number (2526850033344).

Almost surely, 2^{55055005050111} is an apocalyptic number.

55055005050111 is a deficient number, since it is larger than the sum of its proper divisors (25804196016897).

55055005050111 is a wasteful number, since it uses less digits than its factorization.

55055005050111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344251.

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

The spelling of 55055005050111 in words is "fifty-five trillion, fifty-five billion, five million, fifty thousand, one hundred eleven".