104158820442 has 16 divisors (see below), whose sum is σ = 209364465600. Its totient is φ = 34545136032.

The previous prime is 104158820431. The next prime is 104158820501. The reversal of 104158820442 is 244028851401.

It is a self number, because there is not a number n which added to its sum of digits gives 104158820442.

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, 43616403 + ... + 43618790.

It is an arithmetic number, because the mean of its divisors is an integer number (13085279100).

Almost surely, 2^104158820442 is an apocalyptic number.

104158820442 is an abundant number, since it is smaller than the sum of its proper divisors (105205645158).

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

104158820442 is a wasteful number, since it uses less digits than its factorization.

104158820442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87235397.

The product of its (nonzero) digits is 81920, while the sum is 39.

The spelling of 104158820442 in words is "one hundred four billion, one hundred fifty-eight million, eight hundred twenty thousand, four hundred forty-two".