6450572317265 has 8 divisors (see below), whose sum is σ = 7743735510720. Its totient is φ = 5158425367152.

The previous prime is 6450572317261. The next prime is 6450572317313. The reversal of 6450572317265 is 5627132750546.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6450572317265 - 2² = 6450572317261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6450572317261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254046869 + ... + 254072258.

It is an arithmetic number, because the mean of its divisors is an integer number (967966938840).

Almost surely, 2^{6450572317265} is an apocalyptic number.

It is an amenable number.

6450572317265 is a deficient number, since it is larger than the sum of its proper divisors (1293163193455).

6450572317265 is a wasteful number, since it uses less digits than its factorization.

6450572317265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508121671.

The product of its (nonzero) digits is 10584000, while the sum is 53.

The spelling of 6450572317265 in words is "six trillion, four hundred fifty billion, five hundred seventy-two million, three hundred seventeen thousand, two hundred sixty-five".