20434544120316 has 24 divisors (see below), whose sum is σ = 47680696392784. Its totient is φ = 6811501357440.

The previous prime is 20434544120293. The next prime is 20434544120351. The reversal of 20434544120316 is 61302144543402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6189846 + ... + 8898498.

Almost surely, 2^{20434544120316} is an apocalyptic number.

It is an amenable number.

20434544120316 is an abundant number, since it is smaller than the sum of its proper divisors (27246152272468).

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

20434544120316 is a wasteful number, since it uses less digits than its factorization.

20434544120316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337341 (or 3337339 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

Adding to 20434544120316 its reverse (61302144543402), we get a palindrome (81736688663718).

The spelling of 20434544120316 in words is "twenty trillion, four hundred thirty-four billion, five hundred forty-four million, one hundred twenty thousand, three hundred sixteen".