648710071322 has 8 divisors (see below), whose sum is σ = 973068806016. Its totient is φ = 324353802652.

The previous prime is 648710071297. The next prime is 648710071333. The reversal of 648710071322 is 223170017846.

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

It is a self number, because there is not a number n which added to its sum of digits gives 648710071322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334613 + ... + 1187175.

It is an arithmetic number, because the mean of its divisors is an integer number (121633600752).

Almost surely, 2^648710071322 is an apocalyptic number.

648710071322 is a deficient number, since it is larger than the sum of its proper divisors (324358734694).

648710071322 is a wasteful number, since it uses less digits than its factorization.

648710071322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233012.

The product of its (nonzero) digits is 112896, while the sum is 41.

The spelling of 648710071322 in words is "six hundred forty-eight billion, seven hundred ten million, seventy-one thousand, three hundred twenty-two".