1066272550 has 96 divisors (see below), whose sum is σ = 2360420352. Its totient is φ = 350762880.

The previous prime is 1066272499. The next prime is 1066272577. The reversal of 1066272550 is 552726601.

It is a super-2 number, since 2×1066272550² = 2273874301767005000, 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 47 ways as a sum of consecutive naturals, for example, 871239 + ... + 872461.

It is an arithmetic number, because the mean of its divisors is an integer number (24587712).

Almost surely, 2^1066272550 is an apocalyptic number.

1066272550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066272550 is an abundant number, since it is smaller than the sum of its proper divisors (1294147802).

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

1066272550 is a wasteful number, since it uses less digits than its factorization.

1066272550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342 (or 1337 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 1066272550 is about 32653.8290250929. The cubic root of 1066272550 is about 1021.6200546400.

The spelling of 1066272550 in words is "one billion, sixty-six million, two hundred seventy-two thousand, five hundred fifty".