4042561290 has 16 divisors (see below), whose sum is σ = 9702147168. Its totient is φ = 1078016336.

The previous prime is 4042561283. The next prime is 4042561309. The reversal of 4042561290 is 921652404.

4042561290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 67375992 + ... + 67376051.

It is an arithmetic number, because the mean of its divisors is an integer number (606384198).

Almost surely, 2^4042561290 is an apocalyptic number.

4042561290 is an abundant number, since it is smaller than the sum of its proper divisors (5659585878).

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

4042561290 is a wasteful number, since it uses less digits than its factorization.

4042561290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134752053.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 4042561290 is about 63581.1394204288. The cubic root of 4042561290 is about 1593.0113533411.

The spelling of 4042561290 in words is "four billion, forty-two million, five hundred sixty-one thousand, two hundred ninety".