6550768500 has 48 divisors (see below), whose sum is σ = 19075842240.
Its totient is φ = 1746871200.
The previous prime is 6550768493. The next prime is 6550768507. The reversal of 6550768500 is 58670556.
It is an interprime number because it is at equal distance from previous prime (6550768493) and next prime (6550768507).
It is a super-3 number, since 3×65507685003 (a number of 30 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6550768507) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2182090 + ... + 2185089.
It is an arithmetic number, because the mean of its divisors is an integer number (397413380).
Almost surely, 26550768500 is an apocalyptic number.
6550768500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
6550768500 is an abundant number, since it is smaller than the sum of its proper divisors (12525073740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6550768500 is a wasteful number, since it uses less digits than its factorization.
6550768500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4367201 (or 4367189 counting only the distinct ones).
The product of its (nonzero) digits is 252000, while the sum is 42.
The square root of 6550768500 is about 80936.8179507942.
The cubic root of 6550768500 is about 1871.1018033389.
The spelling of 6550768500 in words is "six billion, five hundred fifty million, seven hundred sixty-eight thousand, five hundred".