20411413400 has 48 divisors (see below), whose sum is σ = 54236045040. Its totient is φ = 6998198400.

The previous prime is 20411413343. The next prime is 20411413441. The reversal of 20411413400 is 431411402.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7288391 + ... + 7291190.

It is an arithmetic number, because the mean of its divisors is an integer number (1129917605).

Almost surely, 2^20411413400 is an apocalyptic number.

20411413400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20411413400 is an abundant number, since it is smaller than the sum of its proper divisors (33824631640).

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

20411413400 is a wasteful number, since it uses less digits than its factorization.

20411413400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14579604 (or 14579595 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 20411413400 its reverse (431411402), we get a palindrome (20842824802).

The spelling of 20411413400 in words is "twenty billion, four hundred eleven million, four hundred thirteen thousand, four hundred".