556020142 has 12 divisors (see below), whose sum is σ = 880238016. Its totient is φ = 263377620.

The previous prime is 556020133. The next prime is 556020151. The reversal of 556020142 is 241020655.

It is an interprime number because it is at equal distance from previous prime (556020133) and next prime (556020151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 384334 + ... + 385777.

It is an arithmetic number, because the mean of its divisors is an integer number (73353168).

Almost surely, 2^556020142 is an apocalyptic number.

556020142 is a deficient number, since it is larger than the sum of its proper divisors (324217874).

556020142 is a wasteful number, since it uses less digits than its factorization.

556020142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770151 (or 770132 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 556020142 is about 23580.0793467707. The cubic root of 556020142 is about 822.2997813359.

Adding to 556020142 its reverse (241020655), we get a palindrome (797040797).

The spelling of 556020142 in words is "five hundred fifty-six million, twenty thousand, one hundred forty-two".