550172376 has 192 divisors, whose sum is σ = 1687096320. Its totient is φ = 160807680.

The previous prime is 550172347. The next prime is 550172419. The reversal of 550172376 is 673271055.

550172376 is a `hidden beast` number, since 550 + 1 + 72 + 37 + 6 = 666.

550172376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 550172376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1943931 + ... + 1944213.

It is an arithmetic number, because the mean of its divisors is an integer number (8786960).

Almost surely, 2^550172376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550172376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (843548160).

550172376 is an abundant number, since it is smaller than the sum of its proper divisors (1136923944).

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

550172376 is a wasteful number, since it uses less digits than its factorization.

550172376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 36.

The square root of 550172376 is about 23455.7535798789. The cubic root of 550172376 is about 819.4068564015.

It can be divided in two parts, 5501 and 72376, that added together give a palindrome (77877).

The spelling of 550172376 in words is "five hundred fifty million, one hundred seventy-two thousand, three hundred seventy-six".