27828351773700 has 144 divisors (see below), whose sum is σ = 80963151360000. Its totient is φ = 7379830200960.

The previous prime is 27828351773699. The next prime is 27828351773741. The reversal of 27828351773700 is 737715382872.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 52723701 + ... + 53248899.

Almost surely, 2^{27828351773700} is an apocalyptic number.

27828351773700 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 27828351773700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40481575680000).

27828351773700 is an abundant number, since it is smaller than the sum of its proper divisors (53134799586300).

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

27828351773700 is a wasteful number, since it uses less digits than its factorization.

27828351773700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526194 (or 526187 counting only the distinct ones).

The product of its (nonzero) digits is 27659520, while the sum is 60.

The spelling of 27828351773700 in words is "twenty-seven trillion, eight hundred twenty-eight billion, three hundred fifty-one million, seven hundred seventy-three thousand, seven hundred".