2172746752576 has 63 divisors (see below), whose sum is σ = 4507715844723. Its totient is φ = 1039010037120.

The previous prime is 2172746752447. The next prime is 2172746752597. The reversal of 2172746752576 is 6752576472712.

The square root of 2172746752576 is 1474024.

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

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 271216411 + ... + 271224421.

Almost surely, 2^{2172746752576} is an apocalyptic number.

2172746752576 is the 1474024-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2172746752576

2172746752576 is an abundant number, since it is smaller than the sum of its proper divisors (2334969092147).

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

2172746752576 is an frugal number, since it uses more digits than its factorization.

2172746752576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16080 (or 8036 counting only the distinct ones).

The product of its digits is 69148800, while the sum is 61.

The spelling of 2172746752576 in words is "two trillion, one hundred seventy-two billion, seven hundred forty-six million, seven hundred fifty-two thousand, five hundred seventy-six".