55106050606020 has 480 divisors, whose sum is σ = 182769809080320. Its totient is φ = 13870466438400.

The previous prime is 55106050606003. The next prime is 55106050606051. The reversal of 55106050606020 is 2060605060155.

It is a happy number.

55106050606020 is a `hidden beast` number, since 5 + 5 + 10 + 60 + 506 + 0 + 60 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 6920258559 + ... + 6920266521.

It is an arithmetic number, because the mean of its divisors is an integer number (380770435584).

Almost surely, 2^{55106050606020} 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 55106050606020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91384904540160).

55106050606020 is an abundant number, since it is smaller than the sum of its proper divisors (127663758474300).

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

55106050606020 is a wasteful number, since it uses less digits than its factorization.

55106050606020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10437 (or 10426 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 55106050606020 its reverse (2060605060155), we get a palindrome (57166655666175).

The spelling of 55106050606020 in words is "fifty-five trillion, one hundred six billion, fifty million, six hundred six thousand, twenty".