116267666 has 4 divisors (see below), whose sum is σ = 174401502. Its totient is φ = 58133832.

The previous prime is 116267633. The next prime is 116267681. The reversal of 116267666 is 666762611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 666762611 = 19 ⋅35092769.

It can be written as a sum of positive squares in only one way, i.e., 99580441 + 16687225 = 9979^2 + 4085^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29066915 + ... + 29066918.

Almost surely, 2^116267666 is an apocalyptic number.

116267666 is a deficient number, since it is larger than the sum of its proper divisors (58133836).

116267666 is an equidigital number, since it uses as much as digits as its factorization.

116267666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58133835.

The product of its digits is 108864, while the sum is 41.

The square root of 116267666 is about 10782.7485364354. The cubic root of 116267666 is about 488.0747248512.

The spelling of 116267666 in words is "one hundred sixteen million, two hundred sixty-seven thousand, six hundred sixty-six".