4042500051 has 16 divisors (see below), whose sum is σ = 5414599328. Its totient is φ = 2682720000.

The previous prime is 4042500017. The next prime is 4042500067. The reversal of 4042500051 is 1500052404.

It is not a de Polignac number, because 4042500051 - 2¹⁸ = 4042237907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042500071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1345551 + ... + 1348551.

It is an arithmetic number, because the mean of its divisors is an integer number (338412458).

Almost surely, 2^4042500051 is an apocalyptic number.

4042500051 is a deficient number, since it is larger than the sum of its proper divisors (1372099277).

4042500051 is a wasteful number, since it uses less digits than its factorization.

4042500051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4902.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 4042500051 is about 63580.6578371127. The cubic root of 4042500051 is about 1593.0033093555.

Adding to 4042500051 its reverse (1500052404), we get a palindrome (5542552455).

The spelling of 4042500051 in words is "four billion, forty-two million, five hundred thousand, fifty-one".