116666154 has 48 divisors (see below), whose sum is σ = 276835104. Its totient is φ = 35215200.

The previous prime is 116666153. The next prime is 116666161. The reversal of 116666154 is 451666611.

It is a happy number.

It is a super-2 number, since 2×116666154² = 27221982978303432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116666153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57009 + ... + 59019.

It is an arithmetic number, because the mean of its divisors is an integer number (5767398).

Almost surely, 2^116666154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116666154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138417552).

116666154 is an abundant number, since it is smaller than the sum of its proper divisors (160168950).

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

116666154 is a wasteful number, since it uses less digits than its factorization.

116666154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323 (or 2320 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 116666154 is about 10801.2107654651. The cubic root of 116666154 is about 488.6316872282.

The spelling of 116666154 in words is "one hundred sixteen million, six hundred sixty-six thousand, one hundred fifty-four".