389797775698 has 16 divisors (see below), whose sum is σ = 586176814080. Its totient is φ = 194405865696.

The previous prime is 389797775681. The next prime is 389797775737. The reversal of 389797775698 is 896577797983.

It is a happy 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, 2101990 + ... + 2279902.

It is an arithmetic number, because the mean of its divisors is an integer number (36636050880).

Almost surely, 2^389797775698 is an apocalyptic number.

389797775698 is a deficient number, since it is larger than the sum of its proper divisors (196379038382).

389797775698 is a wasteful number, since it uses less digits than its factorization.

389797775698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180681.

The product of its digits is 10081895040, while the sum is 85.

The spelling of 389797775698 in words is "three hundred eighty-nine billion, seven hundred ninety-seven million, seven hundred seventy-five thousand, six hundred ninety-eight".