4010020042 has 16 divisors (see below), whose sum is σ = 6883793280. Its totient is φ = 1716211728.

The previous prime is 4010019991. The next prime is 4010020043. The reversal of 4010020042 is 2400200104.

It is not an unprimeable number, because it can be changed into a prime (4010020043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186817 + ... + 207172.

It is an arithmetic number, because the mean of its divisors is an integer number (430237080).

Almost surely, 2^4010020042 is an apocalyptic number.

4010020042 is a deficient number, since it is larger than the sum of its proper divisors (2873773238).

4010020042 is a wasteful number, since it uses less digits than its factorization.

4010020042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394725.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 4010020042 is about 63324.7190439879. The cubic root of 4010020042 is about 1588.7254321552.

Adding to 4010020042 its reverse (2400200104), we get a palindrome (6410220146).

The spelling of 4010020042 in words is "four billion, ten million, twenty thousand, forty-two".