104433666821 has 8 divisors (see below), whose sum is σ = 114316471584. Its totient is φ = 94615667920.

The previous prime is 104433666803. The next prime is 104433666847. The reversal of 104433666821 is 128666334401.

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 104433666821 - 2³⁴ = 87253797637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104433666851) 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, 16198091 + ... + 16204536.

It is an arithmetic number, because the mean of its divisors is an integer number (14289558948).

Almost surely, 2^104433666821 is an apocalyptic number.

104433666821 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

104433666821 is a deficient number, since it is larger than the sum of its proper divisors (9882804763).

104433666821 is a wasteful number, since it uses less digits than its factorization.

104433666821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32402931.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 104433666821 in words is "one hundred four billion, four hundred thirty-three million, six hundred sixty-six thousand, eight hundred twenty-one".