20411163510430 has 64 divisors (see below), whose sum is σ = 46780424128512. Its totient is φ = 6226561059840.

The previous prime is 20411163510407. The next prime is 20411163510553. The reversal of 20411163510430 is 3401536111402.

It is a junction number, because it is equal to n+sod(n) for n = 20411163510392 and 20411163510401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 281963859 + ... + 282036238.

It is an arithmetic number, because the mean of its divisors is an integer number (730944127008).

Almost surely, 2^{20411163510430} is an apocalyptic number.

20411163510430 is an abundant number, since it is smaller than the sum of its proper divisors (26369260618082).

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

20411163510430 is a wasteful number, since it uses less digits than its factorization.

20411163510430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564000169.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 20411163510430 its reverse (3401536111402), we get a palindrome (23812699621832).

The spelling of 20411163510430 in words is "twenty trillion, four hundred eleven billion, one hundred sixty-three million, five hundred ten thousand, four hundred thirty".