20413153123336 has 32 divisors (see below), whose sum is σ = 39208617214200. Its totient is φ = 9957527285760.

The previous prime is 20413153123303. The next prime is 20413153123339. The reversal of 20413153123336 is 63332135131402.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20332614088900 + 80539034436 = 4509170^2 + 283794^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20413153123295 and 20413153123304.

It is not an unprimeable number, because it can be changed into a prime (20413153123339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35667856 + ... + 36235648.

Almost surely, 2^{20413153123336} is an apocalyptic number.

It is an amenable number.

20413153123336 is a deficient number, since it is larger than the sum of its proper divisors (18795464090864).

20413153123336 is a wasteful number, since it uses less digits than its factorization.

20413153123336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677449 (or 677445 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 37.

Adding to 20413153123336 its reverse (63332135131402), we get a palindrome (83745288254738).

The spelling of 20413153123336 in words is "twenty trillion, four hundred thirteen billion, one hundred fifty-three million, one hundred twenty-three thousand, three hundred thirty-six".