989456429232 has 100 divisors (see below), whose sum is σ = 2864086612816. Its totient is φ = 329782803840.

The previous prime is 989456429179. The next prime is 989456429257. The reversal of 989456429232 is 232924654989.

989456429232 is a `hidden beast` number, since 98 + 9 + 456 + 4 + 2 + 92 + 3 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 989456429232.

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 19 ways as a sum of consecutive naturals, for example, 13541757 + ... + 13614627.

Almost surely, 2^989456429232 is an apocalyptic number.

It is an amenable number.

989456429232 is an abundant number, since it is smaller than the sum of its proper divisors (1874630183584).

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

989456429232 is a wasteful number, since it uses less digits than its factorization.

989456429232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83368 (or 83353 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 63.

The spelling of 989456429232 in words is "nine hundred eighty-nine billion, four hundred fifty-six million, four hundred twenty-nine thousand, two hundred thirty-two".