118206663453 has 24 divisors (see below), whose sum is σ = 173403056736. Its totient is φ = 77578221600.

The previous prime is 118206663451. The next prime is 118206663503. The reversal of 118206663453 is 354366602811.

It is not a de Polignac number, because 118206663453 - 2¹ = 118206663451 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 118206663399 and 118206663408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118206663451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 884923 + ... + 1009703.

It is an arithmetic number, because the mean of its divisors is an integer number (7225127364).

Almost surely, 2^118206663453 is an apocalyptic number.

It is an amenable number.

118206663453 is a deficient number, since it is larger than the sum of its proper divisors (55196393283).

118206663453 is a wasteful number, since it uses less digits than its factorization.

118206663453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126425 (or 126422 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 118206663453 in words is "one hundred eighteen billion, two hundred six million, six hundred sixty-three thousand, four hundred fifty-three".