55111246210143 has 48 divisors (see below), whose sum is σ = 84168506448000. Its totient is φ = 34651919465280.

The previous prime is 55111246210129. The next prime is 55111246210147. The reversal of 55111246210143 is 34101264211155.

55111246210143 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 1 + 24 + 621 + 0 + 1 + 4 + 3 = 666.

55111246210143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55111246210143 - 2⁴ = 55111246210127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55111246210098 and 55111246210107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55111246210147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1326394933 + ... + 1326436481.

It is an arithmetic number, because the mean of its divisors is an integer number (1753510551000).

Almost surely, 2^{55111246210143} is an apocalyptic number.

55111246210143 is a deficient number, since it is larger than the sum of its proper divisors (29057260237857).

55111246210143 is a wasteful number, since it uses less digits than its factorization.

55111246210143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75972 (or 75969 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 55111246210143 in words is "fifty-five trillion, one hundred eleven billion, two hundred forty-six million, two hundred ten thousand, one hundred forty-three".