2453666689 has 8 divisors (see below), whose sum is σ = 2556116640. Its totient is φ = 2353245600.

The previous prime is 2453666681. The next prime is 2453666711. The reversal of 2453666689 is 9866663542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2453666689 - 2³ = 2453666681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2453666681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504747 + ... + 509584.

It is an arithmetic number, because the mean of its divisors is an integer number (319514580).

Almost surely, 2^2453666689 is an apocalyptic number.

It is an amenable number.

2453666689 is a deficient number, since it is larger than the sum of its proper divisors (102449951).

2453666689 is a wasteful number, since it uses less digits than its factorization.

2453666689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014431.

The product of its digits is 11197440, while the sum is 55.

The square root of 2453666689 is about 49534.4999873825. The cubic root of 2453666689 is about 1348.7719401777.

The spelling of 2453666689 in words is "two billion, four hundred fifty-three million, six hundred sixty-six thousand, six hundred eighty-nine".