20004321414 has 64 divisors (see below), whose sum is σ = 49903718400. Its totient is φ = 5193551520.

The previous prime is 20004321353. The next prime is 20004321419. The reversal of 20004321414 is 41412340002.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20004321419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1147737 + ... + 1165035.

It is an arithmetic number, because the mean of its divisors is an integer number (779745600).

Almost surely, 2^20004321414 is an apocalyptic number.

20004321414 is an abundant number, since it is smaller than the sum of its proper divisors (29899396986).

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

20004321414 is a wasteful number, since it uses less digits than its factorization.

20004321414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19825.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20004321414 its reverse (41412340002), we get a palindrome (61416661416).

The spelling of 20004321414 in words is "twenty billion, four million, three hundred twenty-one thousand, four hundred fourteen".