389550610956 has 24 divisors (see below), whose sum is σ = 978870766384. Its totient is φ = 119861726400.

The previous prime is 389550610921. The next prime is 389550611069. The reversal of 389550610956 is 659016055983.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 389550610896 and 389550610905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1248559495 + ... + 1248559806.

Almost surely, 2^389550610956 is an apocalyptic number.

It is an amenable number.

389550610956 is an abundant number, since it is smaller than the sum of its proper divisors (589320155428).

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

389550610956 is a wasteful number, since it uses less digits than its factorization.

389550610956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2497119321 (or 2497119319 counting only the distinct ones).

The product of its (nonzero) digits is 8748000, while the sum is 57.

The spelling of 389550610956 in words is "three hundred eighty-nine billion, five hundred fifty million, six hundred ten thousand, nine hundred fifty-six".