21344331426282 has 40 divisors (see below), whose sum is σ = 48611164066212. Its totient is φ = 6998141448000.

The previous prime is 21344331426269. The next prime is 21344331426283. The reversal of 21344331426282 is 28262413344312.

It is a happy number.

21344331426282 is a `hidden beast` number, since 2 + 1 + 3 + 4 + 4 + 3 + 3 + 14 + 2 + 628 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20729818106001 + 614513320281 = 4553001^2 + 783909^2 .

It is not an unprimeable number, because it can be changed into a prime (21344331426283) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1079950219 + ... + 1079969982.

Almost surely, 2^{21344331426282} is an apocalyptic number.

21344331426282 is an abundant number, since it is smaller than the sum of its proper divisors (27266832639930).

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

21344331426282 is a wasteful number, since it uses less digits than its factorization.

21344331426282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159920276 (or 2159920267 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 45.

The spelling of 21344331426282 in words is "twenty-one trillion, three hundred forty-four billion, three hundred thirty-one million, four hundred twenty-six thousand, two hundred eighty-two".