55204276145340 has 192 divisors, whose sum is σ = 176986307764224. Its totient is φ = 12594376979712.

The previous prime is 55204276145267. The next prime is 55204276145351. The reversal of 55204276145340 is 4354167240255.

It is a happy number.

55204276145340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 55204276145340.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 707644617 + ... + 707722623.

It is an arithmetic number, because the mean of its divisors is an integer number (921803686272).

Almost surely, 2^{55204276145340} 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 55204276145340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88493153882112).

55204276145340 is an abundant number, since it is smaller than the sum of its proper divisors (121782031618884).

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

55204276145340 is a wasteful number, since it uses less digits than its factorization.

55204276145340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81176 (or 81174 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 48.

The spelling of 55204276145340 in words is "fifty-five trillion, two hundred four billion, two hundred seventy-six million, one hundred forty-five thousand, three hundred forty".