648248842846 has 32 divisors (see below), whose sum is σ = 1097422732800. Its totient is φ = 284478845280.

The previous prime is 648248842823. The next prime is 648248842847.

648248842846 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (648248842847) 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, 14037831 + ... + 14083933.

It is an arithmetic number, because the mean of its divisors is an integer number (34294460400).

Almost surely, 2^648248842846 is an apocalyptic number.

648248842846 is a deficient number, since it is larger than the sum of its proper divisors (449173889954).

648248842846 is a wasteful number, since it uses less digits than its factorization.

648248842846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68184.

The product of its digits is 150994944, while the sum is 64.

The spelling of 648248842846 in words is "six hundred forty-eight billion, two hundred forty-eight million, eight hundred forty-two thousand, eight hundred forty-six".