550653400 has 96 divisors (see below), whose sum is σ = 1404039600. Its totient is φ = 199180800.

The previous prime is 550653353. The next prime is 550653427. The reversal of 550653400 is 4356055.

550653400 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 503254 + ... + 504346.

Almost surely, 2^550653400 is an apocalyptic number.

550653400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550653400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702019800).

550653400 is an abundant number, since it is smaller than the sum of its proper divisors (853386200).

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

550653400 is a wasteful number, since it uses less digits than its factorization.

550653400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349 (or 1340 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 550653400 is about 23466.0051990108. The cubic root of 550653400 is about 819.6455934259.

The spelling of 550653400 in words is "five hundred fifty million, six hundred fifty-three thousand, four hundred".