116645445 has 48 divisors (see below), whose sum is σ = 231928320. Its totient is φ = 53125632.

The previous prime is 116645429. The next prime is 116645479. The reversal of 116645445 is 544546611.

116645445 is a `hidden beast` number, since 1 + 1 + 6 + 645 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 116645445 - 2⁴ = 116645429 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 115101 + ... + 116109.

It is an arithmetic number, because the mean of its divisors is an integer number (4831840).

Almost surely, 2^116645445 is an apocalyptic number.

116645445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116645445 is a deficient number, since it is larger than the sum of its proper divisors (115282875).

116645445 is a wasteful number, since it uses less digits than its factorization.

116645445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394 (or 1391 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 116645445 is about 10800.2520803915. The cubic root of 116645445 is about 488.6027737515.

The spelling of 116645445 in words is "one hundred sixteen million, six hundred forty-five thousand, four hundred forty-five".