116666666774 has 32 divisors (see below), whose sum is σ = 202117398336. Its totient is φ = 49470935040.

The previous prime is 116666666759. The next prime is 116666666803. The reversal of 116666666774 is 477666666611.

It is a happy number.

It is a super-2 number, since 2×116666666774² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6091934 + ... + 6111054.

It is an arithmetic number, because the mean of its divisors is an integer number (6316168698).

Almost surely, 2^116666666774 is an apocalyptic number.

116666666774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

116666666774 is a deficient number, since it is larger than the sum of its proper divisors (85450731562).

116666666774 is a wasteful number, since it uses less digits than its factorization.

116666666774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23720.

The product of its digits is 54867456, while the sum is 62.

The spelling of 116666666774 in words is "one hundred sixteen billion, six hundred sixty-six million, six hundred sixty-six thousand, seven hundred seventy-four".