550077144 has 32 divisors (see below), whose sum is σ = 1419555840. Its totient is φ = 177444000.

The previous prime is 550077139. The next prime is 550077149. The reversal of 550077144 is 441770055.

It is an interprime number because it is at equal distance from previous prime (550077139) and next prime (550077149).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550077149) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 368932 + ... + 370419.

It is an arithmetic number, because the mean of its divisors is an integer number (44361120).

Almost surely, 2^550077144 is an apocalyptic number.

It is an amenable number.

550077144 is an abundant number, since it is smaller than the sum of its proper divisors (869478696).

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

550077144 is a wasteful number, since it uses less digits than its factorization.

550077144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739391 (or 739387 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 33.

The square root of 550077144 is about 23453.7234570547. The cubic root of 550077144 is about 819.3595753068.

The spelling of 550077144 in words is "five hundred fifty million, seventy-seven thousand, one hundred forty-four".