2055715389504 has 1344 divisors, whose sum is σ = 7630948416000. Its totient is φ = 528190709760.

The previous prime is 2055715389503. The next prime is 2055715389571. The reversal of 2055715389504 is 4059835175502.

2055715389504 is a `hidden beast` number, since 2 + 0 + 5 + 5 + 7 + 1 + 53 + 89 + 504 = 666.

It is a tau number, because it is divible by the number of its divisors (1344).

It is not an unprimeable number, because it can be changed into a prime (2055715389503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 50139399724 + ... + 50139399764.

It is an arithmetic number, because the mean of its divisors is an integer number (5677789000).

Almost surely, 2^{2055715389504} is an apocalyptic number.

2055715389504 is a gapful number since it is divisible by the number (24) 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 2055715389504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3815474208000).

2055715389504 is an abundant number, since it is smaller than the sum of its proper divisors (5575233026496).

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

2055715389504 is an equidigital number, since it uses as much as digits as its factorization.

2055715389504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 54.

The spelling of 2055715389504 in words is "two trillion, fifty-five billion, seven hundred fifteen million, three hundred eighty-nine thousand, five hundred four".