1066156782 has 8 divisors (see below), whose sum is σ = 2132313576. Its totient is φ = 355385592.

The previous prime is 1066156781. The next prime is 1066156787. The reversal of 1066156782 is 2876516601.

It is a sphenic number, since it is the product of 3 distinct primes.

1066156782 is an admirable number.

It is a super-2 number, since 2×1066156782² = 2273380567609191048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066156781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88846393 + ... + 88846404.

It is an arithmetic number, because the mean of its divisors is an integer number (266539197).

Almost surely, 2^1066156782 is an apocalyptic number.

1066156782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1066156782 is a wasteful number, since it uses less digits than its factorization.

1066156782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177692802.

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 1066156782 is about 32652.0563211569. The cubic root of 1066156782 is about 1021.5830799812.

The spelling of 1066156782 in words is "one billion, sixty-six million, one hundred fifty-six thousand, seven hundred eighty-two".