55842646301550 has 144 divisors (see below), whose sum is σ = 167216741930160. Its totient is φ = 13277756113920.

The previous prime is 55842646301521. The next prime is 55842646301551. The reversal of 55842646301550 is 5510364624855.

55842646301550 is a `hidden beast` number, since 5 + 5 + 8 + 4 + 26 + 4 + 63 + 0 + 1 + 550 = 666.

55842646301550 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-2 number, since 2×55842646301550² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55842646301551) 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 71 ways as a sum of consecutive naturals, for example, 191951817 + ... + 192242516.

It is an arithmetic number, because the mean of its divisors is an integer number (1161227374515).

Almost surely, 2^{55842646301550} is an apocalyptic number.

55842646301550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55842646301550 is an abundant number, since it is smaller than the sum of its proper divisors (111374095628610).

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

55842646301550 is a wasteful number, since it uses less digits than its factorization.

55842646301550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384194387 (or 384194379 counting only the distinct ones).

The product of its (nonzero) digits is 17280000, while the sum is 54.

The spelling of 55842646301550 in words is "fifty-five trillion, eight hundred forty-two billion, six hundred forty-six million, three hundred one thousand, five hundred fifty".