660650846848 has 16 divisors (see below), whose sum is σ = 1316140359210. Its totient is φ = 330325423360.

The previous prime is 660650846833. The next prime is 660650846851. The reversal of 660650846848 is 848648056066.

660650846848 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 565732631104 + 94918215744 = 752152^2 + 308088^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580667243 + ... + 2580667498.

Almost surely, 2^660650846848 is an apocalyptic number.

It is an amenable number.

660650846848 is a deficient number, since it is larger than the sum of its proper divisors (655489512362).

660650846848 is an equidigital number, since it uses as much as digits as its factorization.

660650846848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5161334755 (or 5161334743 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 61.

The spelling of 660650846848 in words is "six hundred sixty billion, six hundred fifty million, eight hundred forty-six thousand, eight hundred forty-eight".