104242444155 has 40 divisors (see below), whose sum is σ = 186895480992. Its totient is φ = 55586673792.

The previous prime is 104242444153. The next prime is 104242444217. The reversal of 104242444155 is 551444242401.

104242444155 is a `hidden beast` number, since 1 + 0 + 42 + 424 + 44 + 155 = 666.

It is not a de Polignac number, because 104242444155 - 2¹ = 104242444153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104242444153) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2888754 + ... + 2924616.

Almost surely, 2^104242444155 is an apocalyptic number.

104242444155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

104242444155 is a deficient number, since it is larger than the sum of its proper divisors (82653036837).

104242444155 is an equidigital number, since it uses as much as digits as its factorization.

104242444155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43057 (or 43048 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

Adding to 104242444155 its reverse (551444242401), we get a palindrome (655686686556).

The spelling of 104242444155 in words is "one hundred four billion, two hundred forty-two million, four hundred forty-four thousand, one hundred fifty-five".