55311663363 has 32 divisors (see below), whose sum is σ = 84718483200. Its totient is φ = 31746355200.

The previous prime is 55311663361. The next prime is 55311663383. The reversal of 55311663363 is 36336611355.

It is not a de Polignac number, because 55311663363 - 2¹ = 55311663361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55311663361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1892203 + ... + 1921211.

It is an arithmetic number, because the mean of its divisors is an integer number (2647452600).

Almost surely, 2^55311663363 is an apocalyptic number.

55311663363 is a deficient number, since it is larger than the sum of its proper divisors (29406819837).

55311663363 is a wasteful number, since it uses less digits than its factorization.

55311663363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32083.

The product of its digits is 437400, while the sum is 42.

The spelling of 55311663363 in words is "fifty-five billion, three hundred eleven million, six hundred sixty-three thousand, three hundred sixty-three".