4041261642 has 16 divisors (see below), whose sum is σ = 8817298272. Its totient is φ = 1224624720.

The previous prime is 4041261613. The next prime is 4041261643. The reversal of 4041261642 is 2461621404.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4041261643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30615553 + ... + 30615684.

It is an arithmetic number, because the mean of its divisors is an integer number (551081142).

Almost surely, 2^4041261642 is an apocalyptic number.

4041261642 is an abundant number, since it is smaller than the sum of its proper divisors (4776036630).

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

4041261642 is a wasteful number, since it uses less digits than its factorization.

4041261642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61231253.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 4041261642 is about 63570.9182095083. The cubic root of 4041261642 is about 1592.8406219840.

The spelling of 4041261642 in words is "four billion, forty-one million, two hundred sixty-one thousand, six hundred forty-two".