4020004240134 has 32 divisors (see below), whose sum is σ = 8065548481920. Its totient is φ = 1335748542912.

The previous prime is 4020004240129. The next prime is 4020004240181. The reversal of 4020004240134 is 4310424000204.

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 15 ways as a sum of consecutive naturals, for example, 3772122 + ... + 4718994.

It is an arithmetic number, because the mean of its divisors is an integer number (252048390060).

Almost surely, 2^{4020004240134} is an apocalyptic number.

4020004240134 is an abundant number, since it is smaller than the sum of its proper divisors (4045544241786).

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

4020004240134 is a wasteful number, since it uses less digits than its factorization.

4020004240134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949124.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 4020004240134 its reverse (4310424000204), we get a palindrome (8330428240338).

The spelling of 4020004240134 in words is "four trillion, twenty billion, four million, two hundred forty thousand, one hundred thirty-four".