189628045736 has 16 divisors (see below), whose sum is σ = 363821251200. Its totient is φ = 92609045424.

The previous prime is 189628045709. The next prime is 189628045777. The reversal of 189628045736 is 637540826981.

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, 275621816 + ... + 275622503.

It is an arithmetic number, because the mean of its divisors is an integer number (22738828200).

It is a 1-persistent number, because it is pandigital, but 2⋅189628045736 = 379256091472 is not.

Almost surely, 2^189628045736 is an apocalyptic number.

It is an amenable number.

189628045736 is a deficient number, since it is larger than the sum of its proper divisors (174193205464).

189628045736 is a wasteful number, since it uses less digits than its factorization.

189628045736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551244368 (or 551244364 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 189628045736 in words is "one hundred eighty-nine billion, six hundred twenty-eight million, forty-five thousand, seven hundred thirty-six".