20414242142 has 16 divisors (see below), whose sum is σ = 35135275392. Its totient is φ = 8714103000.

The previous prime is 20414242133. The next prime is 20414242153. The reversal of 20414242142 is 24124241402.

It is a happy number.

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, 2901188 + ... + 2908215.

It is an arithmetic number, because the mean of its divisors is an integer number (2195954712).

Almost surely, 2^20414242142 is an apocalyptic number.

20414242142 is a deficient number, since it is larger than the sum of its proper divisors (14721033250).

20414242142 is a wasteful number, since it uses less digits than its factorization.

20414242142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5809663.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 20414242142 its reverse (24124241402), we get a palindrome (44538483544).

The spelling of 20414242142 in words is "twenty billion, four hundred fourteen million, two hundred forty-two thousand, one hundred forty-two".