55072218570039 has 48 divisors (see below), whose sum is σ = 86833034031744. Its totient is φ = 33356888664000.

The previous prime is 55072218570037. The next prime is 55072218570071. The reversal of 55072218570039 is 93007581227055.

55072218570039 is a `hidden beast` number, since 5 + 5 + 0 + 7 + 22 + 18 + 570 + 0 + 39 = 666.

It is not a de Polignac number, because 55072218570039 - 2¹ = 55072218570037 is a prime.

It is a super-3 number, since 3×55072218570039³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55072218570037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1672233817 + ... + 1672266749.

It is an arithmetic number, because the mean of its divisors is an integer number (1809021542328).

Almost surely, 2^{55072218570039} is an apocalyptic number.

55072218570039 is a deficient number, since it is larger than the sum of its proper divisors (31760815461705).

55072218570039 is a wasteful number, since it uses less digits than its factorization.

55072218570039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42668 (or 42665 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 54.

The spelling of 55072218570039 in words is "fifty-five trillion, seventy-two billion, two hundred eighteen million, five hundred seventy thousand, thirty-nine".