8544725061321 has 16 divisors (see below), whose sum is σ = 11433192554240. Its totient is φ = 5676405667920.

The previous prime is 8544725061317. The next prime is 8544725061343. The reversal of 8544725061321 is 1231605274458.

It is not a de Polignac number, because 8544725061321 - 2² = 8544725061317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8544725061121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3427795 + ... + 5370216.

It is an arithmetic number, because the mean of its divisors is an integer number (714574534640).

Almost surely, 2^{8544725061321} is an apocalyptic number.

It is an amenable number.

8544725061321 is a deficient number, since it is larger than the sum of its proper divisors (2888467492919).

8544725061321 is a wasteful number, since it uses less digits than its factorization.

8544725061321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8799156.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 8544725061321 in words is "eight trillion, five hundred forty-four billion, seven hundred twenty-five million, sixty-one thousand, three hundred twenty-one".