1066245560 has 32 divisors (see below), whose sum is σ = 2401434000. Its totient is φ = 426074880.

The previous prime is 1066245547. The next prime is 1066245577. The reversal of 1066245560 is 655426601.

It is a super-2 number, since 2×1066245560² = 2273759188439427200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066245560.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29255 + ... + 54665.

Almost surely, 2^1066245560 is an apocalyptic number.

1066245560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1066245560 is an abundant number, since it is smaller than the sum of its proper divisors (1335188440).

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

1066245560 is a wasteful number, since it uses less digits than its factorization.

1066245560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26471 (or 26467 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1066245560 is about 32653.4157478203. The cubic root of 1066245560 is about 1021.6114346557.

The spelling of 1066245560 in words is "one billion, sixty-six million, two hundred forty-five thousand, five hundred sixty".