1066365500 has 48 divisors (see below), whose sum is σ = 2451540000. Its totient is φ = 404092800.

The previous prime is 1066365499. The next prime is 1066365527. The reversal of 1066365500 is 55636601.

1066365500 = T₃₆₁ + T₃₆₂ + ... + T₁₈₆₀.

It is a super-2 number, since 2×1066365500² = 2274270759180500000, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 46625 + ... + 65624.

It is an arithmetic number, because the mean of its divisors is an integer number (51073750).

Almost surely, 2^1066365500 is an apocalyptic number.

1066365500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1066365500 is an abundant number, since it is smaller than the sum of its proper divisors (1385174500).

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

1066365500 is a wasteful number, since it uses less digits than its factorization.

1066365500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112287 (or 112275 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 1066365500 is about 32655.2522574853. The cubic root of 1066365500 is about 1021.6497396159.

The spelling of 1066365500 in words is "one billion, sixty-six million, three hundred sixty-five thousand, five hundred".