4020556412 has 6 divisors (see below), whose sum is σ = 7035973728. Its totient is φ = 2010278204.

The previous prime is 4020556387. The next prime is 4020556429. The reversal of 4020556412 is 2146550204.

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 as a sum of consecutive naturals, namely, 502569548 + ... + 502569555.

It is an arithmetic number, because the mean of its divisors is an integer number (1172662288).

Almost surely, 2^4020556412 is an apocalyptic number.

It is an amenable number.

4020556412 is a deficient number, since it is larger than the sum of its proper divisors (3015417316).

4020556412 is a wasteful number, since it uses less digits than its factorization.

4020556412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005139107 (or 1005139105 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4020556412 is about 63407.8576518715. The cubic root of 4020556412 is about 1590.1156795179.

The spelling of 4020556412 in words is "four billion, twenty million, five hundred fifty-six thousand, four hundred twelve".