55360161511311 has 16 divisors (see below), whose sum is σ = 74925299852928. Its totient is φ = 36351046644000.

The previous prime is 55360161511309. The next prime is 55360161511321. The reversal of 55360161511311 is 11311516106355.

It is not a de Polignac number, because 55360161511311 - 2¹ = 55360161511309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55360161511311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55360161511301) 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, 16984680 + ... + 19979981.

It is an arithmetic number, because the mean of its divisors is an integer number (4682831240808).

Almost surely, 2^{55360161511311} is an apocalyptic number.

55360161511311 is a deficient number, since it is larger than the sum of its proper divisors (19565138341617).

55360161511311 is a wasteful number, since it uses less digits than its factorization.

55360161511311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36972182.

The product of its (nonzero) digits is 40500, while the sum is 39.

Adding to 55360161511311 its reverse (11311516106355), we get a palindrome (66671677617666).

The spelling of 55360161511311 in words is "fifty-five trillion, three hundred sixty billion, one hundred sixty-one million, five hundred eleven thousand, three hundred eleven".