55356633588 has 96 divisors (see below), whose sum is σ = 142838277120. Its totient is φ = 16596743680.

The previous prime is 55356633529. The next prime is 55356633643. The reversal of 55356633588 is 88533665355.

55356633588 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×55356633588³ (a number of 33 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5902543 + ... + 5911913.

It is an arithmetic number, because the mean of its divisors is an integer number (1487898720).

Almost surely, 2^55356633588 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 55356633588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71419138560).

55356633588 is an abundant number, since it is smaller than the sum of its proper divisors (87481643532).

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

55356633588 is a wasteful number, since it uses less digits than its factorization.

55356633588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10677 (or 10675 counting only the distinct ones).

The product of its digits is 38880000, while the sum is 57.

The spelling of 55356633588 in words is "fifty-five billion, three hundred fifty-six million, six hundred thirty-three thousand, five hundred eighty-eight".