1000206650550 has 24 divisors (see below), whose sum is σ = 2480512493736. Its totient is φ = 266721773440.

The previous prime is 1000206650503. The next prime is 1000206650551. The reversal of 1000206650550 is 550566020001.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000206650551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3334022019 + ... + 3334022318.

It is an arithmetic number, because the mean of its divisors is an integer number (103354687239).

Almost surely, 2^{1000206650550} is an apocalyptic number.

1000206650550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000206650550 is an abundant number, since it is smaller than the sum of its proper divisors (1480305843186).

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

1000206650550 is a wasteful number, since it uses less digits than its factorization.

1000206650550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668044352 (or 6668044347 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 1000206650550 in words is "one trillion, two hundred six million, six hundred fifty thousand, five hundred fifty".