55544766336 has 320 divisors, whose sum is σ = 174644236800. Its totient is φ = 17496622080.

The previous prime is 55544766289. The next prime is 55544766353. The reversal of 55544766336 is 63366744555.

55544766336 is a `hidden beast` number, since 5 + 5 + 544 + 7 + 6 + 63 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13818535 + ... + 13822553.

It is an arithmetic number, because the mean of its divisors is an integer number (545763240).

Almost surely, 2^55544766336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55544766336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87322118400).

55544766336 is an abundant number, since it is smaller than the sum of its proper divisors (119099470464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55544766336 is a wasteful number, since it uses less digits than its factorization.

55544766336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119 (or 4098 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 54.

The spelling of 55544766336 in words is "fifty-five billion, five hundred forty-four million, seven hundred sixty-six thousand, three hundred thirty-six".