55227265539072 has 176 divisors, whose sum is σ = 160594360418304. Its totient is φ = 16734318592000.

The previous prime is 55227265539071. The next prime is 55227265539137. The reversal of 55227265539072 is 27093556272255.

It is a tau number, because it is divible by the number of its divisors (176).

It is a junction number, because it is equal to n+sod(n) for n = 55227265538997 and 55227265539015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55227265539071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 536599297 + ... + 536702207.

Almost surely, 2^{55227265539072} 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 55227265539072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80297180209152).

55227265539072 is an abundant number, since it is smaller than the sum of its proper divisors (105367094879232).

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

55227265539072 is a wasteful number, since it uses less digits than its factorization.

55227265539072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118826 (or 118808 counting only the distinct ones).

The product of its (nonzero) digits is 79380000, while the sum is 60.

The spelling of 55227265539072 in words is "fifty-five trillion, two hundred twenty-seven billion, two hundred sixty-five million, five hundred thirty-nine thousand, seventy-two".