104898578858641 has 4 divisors (see below), whose sum is σ = 104899914051300. Its totient is φ = 104897243665984.

The previous prime is 104898578858611. The next prime is 104898578858771. The reversal of 104898578858641 is 146858875898401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74959734569041 + 29938844289600 = 8657929^2 + 5471640^2 .

It is a cyclic number.

It is not a de Polignac number, because 104898578858641 - 2¹¹ = 104898578856593 is a prime.

It is a super-2 number, since 2×104898578858641² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104898578858611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667478476 + ... + 667635613.

It is an arithmetic number, because the mean of its divisors is an integer number (26224978512825).

Almost surely, 2^{104898578858641} is an apocalyptic number.

It is an amenable number.

104898578858641 is a deficient number, since it is larger than the sum of its proper divisors (1335192659).

104898578858641 is an equidigital number, since it uses as much as digits as its factorization.

104898578858641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335192658.

The product of its (nonzero) digits is 4954521600, while the sum is 82.

The spelling of 104898578858641 in words is "one hundred four trillion, eight hundred ninety-eight billion, five hundred seventy-eight million, eight hundred fifty-eight thousand, six hundred forty-one".