188295147928 has 16 divisors (see below), whose sum is σ = 355593357000. Its totient is φ = 93470252736.

The previous prime is 188295147869. The next prime is 188295147983. The reversal of 188295147928 is 829741592881.

It is a self number, because there is not a number n which added to its sum of digits gives 188295147928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84663973 + ... + 84666196.

Almost surely, 2^188295147928 is an apocalyptic number.

It is an amenable number.

188295147928 is a deficient number, since it is larger than the sum of its proper divisors (167298209072).

188295147928 is a wasteful number, since it uses less digits than its factorization.

188295147928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169330314 (or 169330310 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 64.

The spelling of 188295147928 in words is "one hundred eighty-eight billion, two hundred ninety-five million, one hundred forty-seven thousand, nine hundred twenty-eight".