20413411443 has 12 divisors (see below), whose sum is σ = 29634212400. Its totient is φ = 13540553136.

The previous prime is 20413411409. The next prime is 20413411481. The reversal of 20413411443 is 34411431402.

20413411443 is a `hidden beast` number, since 204 + 1 + 3 + 4 + 11 + 443 = 666.

It is not a de Polignac number, because 20413411443 - 2⁶ = 20413411379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20413411043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5697096 + ... + 5700677.

It is an arithmetic number, because the mean of its divisors is an integer number (2469517700).

Almost surely, 2^20413411443 is an apocalyptic number.

20413411443 is a deficient number, since it is larger than the sum of its proper divisors (9220800957).

20413411443 is a wasteful number, since it uses less digits than its factorization.

20413411443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11397978 (or 11397975 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 20413411443 its reverse (34411431402), we get a palindrome (54824842845).

The spelling of 20413411443 in words is "twenty billion, four hundred thirteen million, four hundred eleven thousand, four hundred forty-three".