550097680 has 40 divisors (see below), whose sum is σ = 1395249984. Its totient is φ = 200035200.

The previous prime is 550097659. The next prime is 550097687. The reversal of 550097680 is 86790055.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (550097687) 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, 311676 + ... + 313435.

Almost surely, 2^550097680 is an apocalyptic number.

It is an amenable number.

550097680 is an abundant number, since it is smaller than the sum of its proper divisors (845152304).

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

550097680 is a wasteful number, since it uses less digits than its factorization.

550097680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625135 (or 625129 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 550097680 is about 23454.1612512577. The cubic root of 550097680 is about 819.3697715487.

The spelling of 550097680 in words is "five hundred fifty million, ninety-seven thousand, six hundred eighty".