104561244186 has 16 divisors (see below), whose sum is σ = 238997129664. Its totient is φ = 29874641184.

The previous prime is 104561244149. The next prime is 104561244197. The reversal of 104561244186 is 681442165401.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 2489553433 = 104561244186 / (1 + 0 + 4 + 5 + 6 + 1 + 2 + 4 + 4 + 1 + 8 + 6).

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, 1244776675 + ... + 1244776758.

It is an arithmetic number, because the mean of its divisors is an integer number (14937320604).

Almost surely, 2^104561244186 is an apocalyptic number.

104561244186 is an abundant number, since it is smaller than the sum of its proper divisors (134435885478).

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

104561244186 is a wasteful number, since it uses less digits than its factorization.

104561244186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2489553445.

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 104561244186 in words is "one hundred four billion, five hundred sixty-one million, two hundred forty-four thousand, one hundred eighty-six".