62728555668 has 24 divisors (see below), whose sum is σ = 146522863872. Its totient is φ = 20887199424.

The previous prime is 62728555657. The next prime is 62728555717. The reversal of 62728555668 is 86655582726.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 2778180 + ... + 2800667.

It is an arithmetic number, because the mean of its divisors is an integer number (6105119328).

Almost surely, 2^62728555668 is an apocalyptic number.

It is an amenable number.

62728555668 is an abundant number, since it is smaller than the sum of its proper divisors (83794308204).

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

62728555668 is a wasteful number, since it uses less digits than its factorization.

62728555668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579791 (or 5579789 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 60.

The spelling of 62728555668 in words is "sixty-two billion, seven hundred twenty-eight million, five hundred fifty-five thousand, six hundred sixty-eight".