4045532142 has 16 divisors (see below), whose sum is σ = 8093451600. Its totient is φ = 1348112832.

The previous prime is 4045532107. The next prime is 4045532171. The reversal of 4045532142 is 2412355404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77053 + ... + 118440.

It is an arithmetic number, because the mean of its divisors is an integer number (505840725).

Almost surely, 2^4045532142 is an apocalyptic number.

4045532142 is an abundant number, since it is smaller than the sum of its proper divisors (4047919458).

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

4045532142 is a wasteful number, since it uses less digits than its factorization.

4045532142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198947.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 4045532142 is about 63604.4978126547. The cubic root of 4045532142 is about 1593.4014890149.

Adding to 4045532142 its reverse (2412355404), we get a palindrome (6457887546).

The spelling of 4045532142 in words is "four billion, forty-five million, five hundred thirty-two thousand, one hundred forty-two".