662660365444 has 48 divisors (see below), whose sum is σ = 1449619476480. Its totient is φ = 257498105760.

The previous prime is 662660365361. The next prime is 662660365481. The reversal of 662660365444 is 444563066266.

It is a junction number, because it is equal to n+sod(n) for n = 662660365391 and 662660365400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2721652 + ... + 2955115.

It is an arithmetic number, because the mean of its divisors is an integer number (30200405760).

Almost surely, 2^662660365444 is an apocalyptic number.

It is an amenable number.

662660365444 is an abundant number, since it is smaller than the sum of its proper divisors (786959111036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

662660365444 is a wasteful number, since it uses less digits than its factorization.

662660365444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5677168 (or 5677166 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 52.

The spelling of 662660365444 in words is "six hundred sixty-two billion, six hundred sixty million, three hundred sixty-five thousand, four hundred forty-four".