20441324402 has 8 divisors (see below), whose sum is σ = 30685631196. Its totient is φ = 10212780672.

The previous prime is 20441324389. The next prime is 20441324417. The reversal of 20441324402 is 20442314402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13940288761 + 6501035641 = 118069^2 + 80629^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×20441324402³ (a number of 32 digits) contains 333 as substring.

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, 3937523 + ... + 3942710.

Almost surely, 2^20441324402 is an apocalyptic number.

20441324402 is a deficient number, since it is larger than the sum of its proper divisors (10244306794).

20441324402 is a wasteful number, since it uses less digits than its factorization.

20441324402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7881532.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 20441324402 its reverse (20442314402), we get a palindrome (40883638804).

The spelling of 20441324402 in words is "twenty billion, four hundred forty-one million, three hundred twenty-four thousand, four hundred two".