1116642000 has 80 divisors (see below), whose sum is σ = 3600073152. Its totient is φ = 297769600.

The previous prime is 1116641987. The next prime is 1116642029. The reversal of 1116642000 is 2466111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×1116642000³ (a number of 28 digits) contains 333 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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87054 + ... + 99053.

Almost surely, 2^1116642000 is an apocalyptic number.

1116642000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116642000 is an abundant number, since it is smaller than the sum of its proper divisors (2483431152).

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

1116642000 is a wasteful number, since it uses less digits than its factorization.

1116642000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186133 (or 186117 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1116642000 is about 33416.1936791131. The cubic root of 1116642000 is about 1037.4599007098.

The spelling of 1116642000 in words is "one billion, one hundred sixteen million, six hundred forty-two thousand".