4042512556 has 12 divisors (see below), whose sum is σ = 7081719568. Its totient is φ = 2019164112.

The previous prime is 4042512553. The next prime is 4042512559. The reversal of 4042512556 is 6552152404.

It is an interprime number because it is at equal distance from previous prime (4042512553) and next prime (4042512559).

It is not an unprimeable number, because it can be changed into a prime (4042512553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518691 + ... + 526426.

Almost surely, 2^4042512556 is an apocalyptic number.

It is an amenable number.

4042512556 is a deficient number, since it is larger than the sum of its proper divisors (3039207012).

4042512556 is a wasteful number, since it uses less digits than its factorization.

4042512556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046088 (or 1046086 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 4042512556 is about 63580.7561766923. The cubic root of 4042512556 is about 1593.0049519434.

The spelling of 4042512556 in words is "four billion, forty-two million, five hundred twelve thousand, five hundred fifty-six".