55638179984611 has 8 divisors (see below), whose sum is σ = 63586537090560. Its totient is φ = 47689834298568.

The previous prime is 55638179984609. The next prime is 55638179984683. The reversal of 55638179984611 is 11648997183655.

55638179984611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55638179984611 - 2¹ = 55638179984609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55638179084611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15181830 + ... + 18486868.

It is an arithmetic number, because the mean of its divisors is an integer number (7948317136320).

Almost surely, 2^{55638179984611} is an apocalyptic number.

55638179984611 is a deficient number, since it is larger than the sum of its proper divisors (7948357105949).

55638179984611 is a wasteful number, since it uses less digits than its factorization.

55638179984611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5709953.

The product of its digits is 391910400, while the sum is 73.

The spelling of 55638179984611 in words is "fifty-five trillion, six hundred thirty-eight billion, one hundred seventy-nine million, nine hundred eighty-four thousand, six hundred eleven".