55316661355 has 16 divisors (see below), whose sum is σ = 68194393344. Its totient is φ = 43051932000.

The previous prime is 55316661347. The next prime is 55316661371.

55316661355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55316661355 - 2³ = 55316661347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458559 + ... + 566488.

It is an arithmetic number, because the mean of its divisors is an integer number (4262149584).

Almost surely, 2^55316661355 is an apocalyptic number.

55316661355 is a deficient number, since it is larger than the sum of its proper divisors (12877731989).

55316661355 is a wasteful number, since it uses less digits than its factorization.

55316661355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025346.

The product of its digits is 1215000, while the sum is 46.

The spelling of 55316661355 in words is "fifty-five billion, three hundred sixteen million, six hundred sixty-one thousand, three hundred fifty-five".