1006651550 has 24 divisors (see below), whose sum is σ = 1900324056. Its totient is φ = 396649440.

The previous prime is 1006651537. The next prime is 1006651571. The reversal of 1006651550 is 551566001.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 146897 + ... + 153596.

It is an arithmetic number, because the mean of its divisors is an integer number (79180169).

Almost surely, 2^1006651550 is an apocalyptic number.

1006651550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1006651550 is a deficient number, since it is larger than the sum of its proper divisors (893672506).

1006651550 is a wasteful number, since it uses less digits than its factorization.

1006651550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300572 (or 300567 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1006651550 is about 31727.7725344847. The cubic root of 1006651550 is about 1002.2122855170.

It can be divided in two parts, 10066 and 51550, that added together give a palindrome (61616).

The spelling of 1006651550 in words is "one billion, six million, six hundred fifty-one thousand, five hundred fifty".