188628580628 has 24 divisors (see below), whose sum is σ = 346565421888. Its totient is φ = 89660203776.

The previous prime is 188628580573. The next prime is 188628580669. The reversal of 188628580628 is 826085826881.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6274301 + ... + 6304292.

It is an arithmetic number, because the mean of its divisors is an integer number (14440225912).

Almost surely, 2^188628580628 is an apocalyptic number.

It is an amenable number.

188628580628 is a deficient number, since it is larger than the sum of its proper divisors (157936841260).

188628580628 is a wasteful number, since it uses less digits than its factorization.

188628580628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12578783 (or 12578781 counting only the distinct ones).

The product of its (nonzero) digits is 23592960, while the sum is 62.

The spelling of 188628580628 in words is "one hundred eighty-eight billion, six hundred twenty-eight million, five hundred eighty thousand, six hundred twenty-eight".