55165827766016 has 288 divisors, whose sum is σ = 127203165573120. Its totient is φ = 23614380748800.

The previous prime is 55165827766003. The next prime is 55165827766103. The reversal of 55165827766016 is 61066772856155.

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, 6771301655 + ... + 6771309801.

It is an arithmetic number, because the mean of its divisors is an integer number (441677658240).

Almost surely, 2^{55165827766016} 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 55165827766016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63601582786560).

55165827766016 is an abundant number, since it is smaller than the sum of its proper divisors (72037337807104).

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

55165827766016 is a wasteful number, since it uses less digits than its factorization.

55165827766016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8931 (or 8917 counting only the distinct ones).

The product of its (nonzero) digits is 127008000, while the sum is 65.

The spelling of 55165827766016 in words is "fifty-five trillion, one hundred sixty-five billion, eight hundred twenty-seven million, seven hundred sixty-six thousand, sixteen".