104383785923921 has 8 divisors (see below), whose sum is σ = 120733053599424. Its totient is φ = 88393842812880.

The previous prime is 104383785923917. The next prime is 104383785923927. The reversal of 104383785923921 is 129329587383401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104383785923921 - 2² = 104383785923917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104383785923927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89831140490 + ... + 89831141651.

It is an arithmetic number, because the mean of its divisors is an integer number (15091631699928).

Almost surely, 2^{104383785923921} is an apocalyptic number.

It is an amenable number.

104383785923921 is a deficient number, since it is larger than the sum of its proper divisors (16349267675503).

104383785923921 is an equidigital number, since it uses as much as digits as its factorization.

104383785923921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179662282231.

The product of its (nonzero) digits is 78382080, while the sum is 65.

The spelling of 104383785923921 in words is "one hundred four trillion, three hundred eighty-three billion, seven hundred eighty-five million, nine hundred twenty-three thousand, nine hundred twenty-one".