1071066550 has 48 divisors (see below), whose sum is σ = 2044154880. Its totient is φ = 417337760.

The previous prime is 1071066533. The next prime is 1071066569. The reversal of 1071066550 is 556601701.

It is a super-2 number, since 2×1071066550² = 2294367109057805000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 560697 + ... + 562603.

It is an arithmetic number, because the mean of its divisors is an integer number (42586560).

Almost surely, 2^1071066550 is an apocalyptic number.

1071066550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1071066550 is a deficient number, since it is larger than the sum of its proper divisors (973088330).

1071066550 is a wasteful number, since it uses less digits than its factorization.

1071066550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205 (or 2200 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 1071066550 is about 32727.1530995288. The cubic root of 1071066550 is about 1023.1488460115.

The spelling of 1071066550 in words is "one billion, seventy-one million, sixty-six thousand, five hundred fifty".