116664449 has 12 divisors (see below), whose sum is σ = 128497152. Its totient is φ = 105841560.

The previous prime is 116664437. The next prime is 116664463. The reversal of 116664449 is 944466611.

It is a happy number.

It is not a de Polignac number, because 116664449 - 2¹⁶ = 116598913 is a prime.

It is a super-2 number, since 2×116664449² = 27221187320947202, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (116664409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106784 + ... + 107870.

It is an arithmetic number, because the mean of its divisors is an integer number (10708096).

Almost surely, 2^116664449 is an apocalyptic number.

It is an amenable number.

116664449 is a deficient number, since it is larger than the sum of its proper divisors (11832703).

116664449 is a wasteful number, since it uses less digits than its factorization.

116664449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996 (or 1985 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 116664449 is about 10801.1318388399. The cubic root of 116664449 is about 488.6293068718.

The spelling of 116664449 in words is "one hundred sixteen million, six hundred sixty-four thousand, four hundred forty-nine".