20413503453304 has 32 divisors (see below), whose sum is σ = 41414927757840. Its totient is φ = 9376964755200.

The previous prime is 20413503453263. The next prime is 20413503453319. The reversal of 20413503453304 is 40335430531402.

It is a happy number.

It is a super-2 number, since 2×20413503453304² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465105277 + ... + 465149164.

Almost surely, 2^{20413503453304} is an apocalyptic number.

It is an amenable number.

20413503453304 is an abundant number, since it is smaller than the sum of its proper divisors (21001424304536).

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

20413503453304 is a wasteful number, since it uses less digits than its factorization.

20413503453304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930254671 (or 930254667 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 37.

Adding to 20413503453304 its reverse (40335430531402), we get a palindrome (60748933984706).

The spelling of 20413503453304 in words is "twenty trillion, four hundred thirteen billion, five hundred three million, four hundred fifty-three thousand, three hundred four".