55127707154320 has 160 divisors (see below), whose sum is σ = 135215744745600. Its totient is φ = 20844391882752.

The previous prime is 55127707154287. The next prime is 55127707154323. The reversal of 55127707154320 is 2345170772155.

It is not an unprimeable number, because it can be changed into a prime (55127707154323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3396855966 + ... + 3396872194.

It is an arithmetic number, because the mean of its divisors is an integer number (845098404660).

Almost surely, 2^{55127707154320} 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 55127707154320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67607872372800).

55127707154320 is an abundant number, since it is smaller than the sum of its proper divisors (80088037591280).

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

55127707154320 is a wasteful number, since it uses less digits than its factorization.

55127707154320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21057 (or 21051 counting only the distinct ones).

The product of its (nonzero) digits is 2058000, while the sum is 49.

The spelling of 55127707154320 in words is "fifty-five trillion, one hundred twenty-seven billion, seven hundred seven million, one hundred fifty-four thousand, three hundred twenty".