20414142402442 has 16 divisors (see below), whose sum is σ = 32423731277832. Its totient is φ = 9606279006720.

The previous prime is 20414142402403. The next prime is 20414142402473. The reversal of 20414142402442 is 24420424141402.

It can be written as a sum of positive squares in 4 ways, for example, as 18350779655961 + 2063362746481 = 4283781^2 + 1436441^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 20414142402398 and 20414142402407.

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, 10875693 + ... + 12613840.

Almost surely, 2^{20414142402442} is an apocalyptic number.

20414142402442 is a deficient number, since it is larger than the sum of its proper divisors (12009588875390).

20414142402442 is a wasteful number, since it uses less digits than its factorization.

20414142402442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23515113.

The product of its (nonzero) digits is 65536, while the sum is 34.

Adding to 20414142402442 its reverse (24420424141402), we get a palindrome (44834566543844).

The spelling of 20414142402442 in words is "twenty trillion, four hundred fourteen billion, one hundred forty-two million, four hundred two thousand, four hundred forty-two".