21796098112 has 28 divisors (see below), whose sum is σ = 43634404476. Its totient is φ = 10801602560.

The previous prime is 21796098091. The next prime is 21796098169. The reversal of 21796098112 is 21189069712.

It can be written as a sum of positive squares in 2 ways, for example, as 708411456 + 21087686656 = 26616^2 + 145216^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1499689 + ... + 1514152.

Almost surely, 2^21796098112 is an apocalyptic number.

It is an amenable number.

21796098112 is an abundant number, since it is smaller than the sum of its proper divisors (21838306364).

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

21796098112 is a wasteful number, since it uses less digits than its factorization.

21796098112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013966 (or 3013956 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 46.

The spelling of 21796098112 in words is "twenty-one billion, seven hundred ninety-six million, ninety-eight thousand, one hundred twelve".