2130794156176 has 135 divisors (see below), whose sum is σ = 4939249576779. Its totient is φ = 887885881344.

The previous prime is 2130794156173. The next prime is 2130794156203. The reversal of 2130794156176 is 6716514970312.

The square root of 2130794156176 is 1459724.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 98960576400 + 2031833579776 = 314580^2 + 1425424^2 .

It is not an unprimeable number, because it can be changed into a prime (2130794156173) 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 26 ways as a sum of consecutive naturals, for example, 1512273360 + ... + 1512274768.

Almost surely, 2^{2130794156176} is an apocalyptic number.

2130794156176 is the 1459724-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2130794156176

2130794156176 is an abundant number, since it is smaller than the sum of its proper divisors (2808455420603).

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

2130794156176 is an frugal number, since it uses more digits than its factorization.

2130794156176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914 (or 1455 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 52.

The spelling of 2130794156176 in words is "two trillion, one hundred thirty billion, seven hundred ninety-four million, one hundred fifty-six thousand, one hundred seventy-six".