2493455668 has 48 divisors (see below), whose sum is σ = 5013840384. Its totient is φ = 1073932640.

The previous prime is 2493455659. The next prime is 2493455669. The reversal of 2493455668 is 8665543942.

2493455668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2493455669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96771 + ... + 119797.

It is an arithmetic number, because the mean of its divisors is an integer number (104455008).

Almost surely, 2^2493455668 is an apocalyptic number.

It is an amenable number.

2493455668 is an abundant number, since it is smaller than the sum of its proper divisors (2520384716).

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

2493455668 is a wasteful number, since it uses less digits than its factorization.

2493455668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23172 (or 23170 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 52.

The square root of 2493455668 is about 49934.5137955703. The cubic root of 2493455668 is about 1356.0235034199.

The spelling of 2493455668 in words is "two billion, four hundred ninety-three million, four hundred fifty-five thousand, six hundred sixty-eight".