20142434104 has 16 divisors (see below), whose sum is σ = 40672222920. Its totient is φ = 9296508000.

The previous prime is 20142434093. The next prime is 20142434119. The reversal of 20142434104 is 40143424102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96838522 + ... + 96838729.

Almost surely, 2^20142434104 is an apocalyptic number.

It is an amenable number.

20142434104 is an abundant number, since it is smaller than the sum of its proper divisors (20529788816).

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

20142434104 is a wasteful number, since it uses less digits than its factorization.

20142434104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193677270 (or 193677266 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20142434104 its reverse (40143424102), we get a palindrome (60285858206).

The spelling of 20142434104 in words is "twenty billion, one hundred forty-two million, four hundred thirty-four thousand, one hundred four".