116542660 has 24 divisors (see below), whose sum is σ = 263566296. Its totient is φ = 43031040.

The previous prime is 116542649. The next prime is 116542669. The reversal of 116542660 is 66245611.

It can be written as a sum of positive squares in 4 ways, for example, as 248004 + 116294656 = 498^2 + 10784^2 .

It is not an unprimeable number, because it can be changed into a prime (116542669) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 223861 + ... + 224380.

It is an arithmetic number, because the mean of its divisors is an integer number (10981929).

Almost surely, 2^116542660 is an apocalyptic number.

116542660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116542660 is an abundant number, since it is smaller than the sum of its proper divisors (147023636).

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

116542660 is a wasteful number, since it uses less digits than its factorization.

116542660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448263 (or 448261 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 116542660 is about 10795.4925779234. The cubic root of 116542660 is about 488.4592167970.

The spelling of 116542660 in words is "one hundred sixteen million, five hundred forty-two thousand, six hundred sixty".