245863668 has 24 divisors (see below), whose sum is σ = 589187872. Its totient is φ = 79739424.

The previous prime is 245863589. The next prime is 245863693. The reversal of 245863668 is 866368542.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276430 + ... + 277317.

Almost surely, 2^245863668 is an apocalyptic number.

It is an amenable number.

245863668 is an abundant number, since it is smaller than the sum of its proper divisors (343324204).

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

245863668 is a wasteful number, since it uses less digits than its factorization.

245863668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553791 (or 553789 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The square root of 245863668 is about 15680.0404336213. The cubic root of 245863668 is about 626.4668845329.

The spelling of 245863668 in words is "two hundred forty-five million, eight hundred sixty-three thousand, six hundred sixty-eight".