21059488096 has 24 divisors (see below), whose sum is σ = 42243151104. Its totient is φ = 10331068800.

The previous prime is 21059488031. The next prime is 21059488097. The reversal of 21059488096 is 69088495012.

It is a super-3 number, since 3×21059488096³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21059488097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6206880 + ... + 6210271.

It is an arithmetic number, because the mean of its divisors is an integer number (1760131296).

Almost surely, 2^21059488096 is an apocalyptic number.

It is an amenable number.

21059488096 is an abundant number, since it is smaller than the sum of its proper divisors (21183663008).

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

21059488096 is a wasteful number, since it uses less digits than its factorization.

21059488096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12417214 (or 12417206 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 52.

The spelling of 21059488096 in words is "twenty-one billion, fifty-nine million, four hundred eighty-eight thousand, ninety-six".