2127730404500 has 96 divisors (see below), whose sum is σ = 4660429737600. Its totient is φ = 848628480000.

The previous prime is 2127730404469. The next prime is 2127730404509. The reversal of 2127730404500 is 54040377212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2127730404509) 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, 541267535 + ... + 541271465.

It is an arithmetic number, because the mean of its divisors is an integer number (48546143100).

Almost surely, 2^{2127730404500} is an apocalyptic number.

2127730404500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2127730404500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2330214868800).

2127730404500 is an abundant number, since it is smaller than the sum of its proper divisors (2532699333100).

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

2127730404500 is a wasteful number, since it uses less digits than its factorization.

2127730404500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6810 (or 6798 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The spelling of 2127730404500 in words is "two trillion, one hundred twenty-seven billion, seven hundred thirty million, four hundred four thousand, five hundred".