104398641828 has 96 divisors (see below), whose sum is σ = 295834152320. Its totient is φ = 31643187840.

The previous prime is 104398641811. The next prime is 104398641829. The reversal of 104398641828 is 828146893401.

It is a happy number.

104398641828 is a `hidden beast` number, since 10 + 4 + 398 + 64 + 182 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (104398641829) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 460843 + ... + 648978.

Almost surely, 2^104398641828 is an apocalyptic number.

104398641828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

104398641828 is an abundant number, since it is smaller than the sum of its proper divisors (191435510492).

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

104398641828 is a wasteful number, since it uses less digits than its factorization.

104398641828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109914 (or 1109906 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The spelling of 104398641828 in words is "one hundred four billion, three hundred ninety-eight million, six hundred forty-one thousand, eight hundred twenty-eight".