550553742 has 24 divisors (see below), whose sum is σ = 1195229880. Its totient is φ = 183154320.

The previous prime is 550553713. The next prime is 550553753. The reversal of 550553742 is 247355055.

It is a junction number, because it is equal to n+sod(n) for n = 550553697 and 550553706.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20884 + ... + 39207.

It is an arithmetic number, because the mean of its divisors is an integer number (49801245).

Almost surely, 2^550553742 is an apocalyptic number.

550553742 is an abundant number, since it is smaller than the sum of its proper divisors (644676138).

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

550553742 is a wasteful number, since it uses less digits than its factorization.

550553742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60608 (or 60605 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 36.

The square root of 550553742 is about 23463.8816481843. The cubic root of 550553742 is about 819.5961435851.

The spelling of 550553742 in words is "five hundred fifty million, five hundred fifty-three thousand, seven hundred forty-two".