20413323306504 has 64 divisors (see below), whose sum is σ = 60039186206400. Its totient is φ = 6404179859712.

The previous prime is 20413323306503. The next prime is 20413323306581. The reversal of 20413323306504 is 40560332331402.

20413323306504 is a `hidden beast` number, since 2 + 0 + 413 + 3 + 233 + 0 + 6 + 5 + 0 + 4 = 666.

20413323306504 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (20413323306503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2779588282 + ... + 2779595625.

It is an arithmetic number, because the mean of its divisors is an integer number (938112284475).

Almost surely, 2^{20413323306504} is an apocalyptic number.

20413323306504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20413323306504 is an abundant number, since it is smaller than the sum of its proper divisors (39625862899896).

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

20413323306504 is a wasteful number, since it uses less digits than its factorization.

20413323306504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5559183939 (or 5559183929 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 20413323306504 its reverse (40560332331402), we get a palindrome (60973655637906).

The spelling of 20413323306504 in words is "twenty trillion, four hundred thirteen billion, three hundred twenty-three million, three hundred six thousand, five hundred four".