20435330514 has 16 divisors (see below), whose sum is σ = 40906183680. Its totient is φ = 6805856400.

The previous prime is 20435330453. The next prime is 20435330519. The reversal of 20435330514 is 41503353402.

It is not an unprimeable number, because it can be changed into a prime (20435330519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1472629 + ... + 1486440.

It is an arithmetic number, because the mean of its divisors is an integer number (2556636480).

Almost surely, 2^20435330514 is an apocalyptic number.

20435330514 is an abundant number, since it is smaller than the sum of its proper divisors (20470853166).

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

20435330514 is a wasteful number, since it uses less digits than its factorization.

20435330514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960225.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 20435330514 its reverse (41503353402), we get a palindrome (61938683916).

The spelling of 20435330514 in words is "twenty billion, four hundred thirty-five million, three hundred thirty thousand, five hundred fourteen".