551600042 has 16 divisors (see below), whose sum is σ = 948834432. Its totient is φ = 235591440.

The previous prime is 551600029. The next prime is 551600051. The reversal of 551600042 is 240006155.

551600042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 551599990 and 551600017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63134 + ... + 71337.

It is an arithmetic number, because the mean of its divisors is an integer number (59302152).

Almost surely, 2^551600042 is an apocalyptic number.

551600042 is a deficient number, since it is larger than the sum of its proper divisors (397234390).

551600042 is a wasteful number, since it uses less digits than its factorization.

551600042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134773.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 551600042 is about 23486.1670350868. The cubic root of 551600042 is about 820.1150155940.

Adding to 551600042 its reverse (240006155), we get a palindrome (791606197).

The spelling of 551600042 in words is "five hundred fifty-one million, six hundred thousand, forty-two".