662622262548 has 12 divisors (see below), whose sum is σ = 1546118612640. Its totient is φ = 220874087512.

The previous prime is 662622262531. The next prime is 662622262591. The reversal of 662622262548 is 845262226266.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 662622262548.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27609260928 + ... + 27609260951.

It is an arithmetic number, because the mean of its divisors is an integer number (128843217720).

Almost surely, 2^662622262548 is an apocalyptic number.

It is an amenable number.

662622262548 is an abundant number, since it is smaller than the sum of its proper divisors (883496350092).

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

662622262548 is a wasteful number, since it uses less digits than its factorization.

662622262548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55218521886 (or 55218521884 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 51.

The spelling of 662622262548 in words is "six hundred sixty-two billion, six hundred twenty-two million, two hundred sixty-two thousand, five hundred forty-eight".