55372170170017 has 16 divisors (see below), whose sum is σ = 55576088568000. Its totient is φ = 55168665013440.

The previous prime is 55372170169997. The next prime is 55372170170027. The reversal of 55372170170017 is 71007107127355.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 55372170170017 - 2¹¹ = 55372170167969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55372170170027) 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, 1078323859 + ... + 1078375207.

It is an arithmetic number, because the mean of its divisors is an integer number (3473505535500).

Almost surely, 2^{55372170170017} is an apocalyptic number.

It is an amenable number.

55372170170017 is a deficient number, since it is larger than the sum of its proper divisors (203918397983).

55372170170017 is a wasteful number, since it uses less digits than its factorization.

55372170170017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55296.

The product of its (nonzero) digits is 360150, while the sum is 46.

The spelling of 55372170170017 in words is "fifty-five trillion, three hundred seventy-two billion, one hundred seventy million, one hundred seventy thousand, seventeen".