21443433610104 has 192 divisors, whose sum is σ = 66518492976000. Its totient is φ = 6180299516160.

The previous prime is 21443433610087. The next prime is 21443433610141. The reversal of 21443433610104 is 40101633434412.

21443433610104 is a `hidden beast` number, since 2 + 1 + 4 + 4 + 3 + 4 + 33 + 610 + 1 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5428474 + ... + 8506185.

It is an arithmetic number, because the mean of its divisors is an integer number (346450484250).

Almost surely, 2^{21443433610104} is an apocalyptic number.

21443433610104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

21443433610104 is an abundant number, since it is smaller than the sum of its proper divisors (45075059365896).

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

21443433610104 is a wasteful number, since it uses less digits than its factorization.

21443433610104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13934778 (or 13934771 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 21443433610104 in words is "twenty-one trillion, four hundred forty-three billion, four hundred thirty-three million, six hundred ten thousand, one hundred four".