116664527268 has 18 divisors (see below), whose sum is σ = 294901999574. Its totient is φ = 38888175744.

The previous prime is 116664527249. The next prime is 116664527269. The reversal of 116664527268 is 862725466611.

It can be written as a sum of positive squares in only one way, i.e., 115197790464 + 1466736804 = 339408^2 + 38298^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×116664527268² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116664527269) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1620340621 + ... + 1620340692.

Almost surely, 2^116664527268 is an apocalyptic number.

116664527268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

116664527268 is an abundant number, since it is smaller than the sum of its proper divisors (178237472306).

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

116664527268 is a wasteful number, since it uses less digits than its factorization.

116664527268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240681323 (or 3240681318 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 116664527268 in words is "one hundred sixteen billion, six hundred sixty-four million, five hundred twenty-seven thousand, two hundred sixty-eight".