1116716780 has 12 divisors (see below), whose sum is σ = 2345105280. Its totient is φ = 446686704.

The previous prime is 1116716771. The next prime is 1116716801. The reversal of 1116716780 is 876176111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27917900 + ... + 27917939.

It is an arithmetic number, because the mean of its divisors is an integer number (195425440).

Almost surely, 2^1116716780 is an apocalyptic number.

1116716780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116716780 is an abundant number, since it is smaller than the sum of its proper divisors (1228388500).

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

1116716780 is a wasteful number, since it uses less digits than its factorization.

1116716780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55835848 (or 55835846 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 38.

The square root of 1116716780 is about 33417.3125789612. The cubic root of 1116716780 is about 1037.4830592869.

The spelling of 1116716780 in words is "one billion, one hundred sixteen million, seven hundred sixteen thousand, seven hundred eighty".